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Finding the Fourth Proportional to 59,154.62, 88,731.42 and 14,781.10

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Solution

The fourth proportional to 59,154.62, 88,731.42 and 14,781.10 is: 22,171.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,154.62 : 88,731.42 = 14,781.10 : x
  2. Step 2: Convert to fraction form
    59,154.62/88,731.42 = 14,781.10/x
  3. Step 3: Cross multiply
    59,154.62x = 88,731.42 × 14,781.10
  4. Step 4: Simplify right side
    59,154.62x = 1,311,547,992.16
  5. Step 5: Solve for x
    x = 1,311,547,992.16/59,154.62
  6. Step 6: Final answer
    x = 22,171.52

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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.