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Finding the Fourth Proportional to 16,605.24, 22,915.24 and 9,153.24

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Solution

The fourth proportional to 16,605.24, 22,915.24 and 9,153.24 is: 12,631.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,605.24 : 22,915.24 = 9,153.24 : x
  2. Step 2: Convert to fraction form
    16,605.24/22,915.24 = 9,153.24/x
  3. Step 3: Cross multiply
    16,605.24x = 22,915.24 × 9,153.24
  4. Step 4: Simplify right side
    16,605.24x = 209,748,691.38
  5. Step 5: Solve for x
    x = 209,748,691.38/16,605.24
  6. Step 6: Final answer
    x = 12,631.48

Related Problems

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Half scale
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Double scale
Find fourth proportional to 16,606.24, 22,916.62 and 9,154.24
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.