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Finding the Fourth Proportional to 16,377.62, 22,601.12 and 8,925.62

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Solution

The fourth proportional to 16,377.62, 22,601.12 and 8,925.62 is: 12,317.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,377.62 : 22,601.12 = 8,925.62 : x
  2. Step 2: Convert to fraction form
    16,377.62/22,601.12 = 8,925.62/x
  3. Step 3: Cross multiply
    16,377.62x = 22,601.12 × 8,925.62
  4. Step 4: Simplify right side
    16,377.62x = 201,729,008.69
  5. Step 5: Solve for x
    x = 201,729,008.69/16,377.62
  6. Step 6: Final answer
    x = 12,317.36

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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.