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Finding the Fourth Proportional to 24,989.61, 34,486.08 and 14,916.09

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Solution

The fourth proportional to 24,989.61, 34,486.08 and 14,916.09 is: 20,584.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,989.61 : 34,486.08 = 14,916.09 : x
  2. Step 2: Convert to fraction form
    24,989.61/34,486.08 = 14,916.09/x
  3. Step 3: Cross multiply
    24,989.61x = 34,486.08 × 14,916.09
  4. Step 4: Simplify right side
    24,989.61x = 514,397,473.03
  5. Step 5: Solve for x
    x = 514,397,473.03/24,989.61
  6. Step 6: Final answer
    x = 20,584.45

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Double scale
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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.