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Finding the Fourth Proportional to 59,154.57, 88,731.32 and 14,781.02

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Solution

The fourth proportional to 59,154.57, 88,731.32 and 14,781.02 is: 22,171.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,154.57 : 88,731.32 = 14,781.02 : x
  2. Step 2: Convert to fraction form
    59,154.57/88,731.32 = 14,781.02/x
  3. Step 3: Cross multiply
    59,154.57x = 88,731.32 × 14,781.02
  4. Step 4: Simplify right side
    59,154.57x = 1,311,538,897.98
  5. Step 5: Solve for x
    x = 1,311,538,897.98/59,154.57
  6. Step 6: Final answer
    x = 22,171.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.