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Finding the Fourth Proportional to 123,402.96, 185,154.66 and 59,329.26

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Solution

The fourth proportional to 123,402.96, 185,154.66 and 59,329.26 is: 89,018.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,402.96 : 185,154.66 = 59,329.26 : x
  2. Step 2: Convert to fraction form
    123,402.96/185,154.66 = 59,329.26/x
  3. Step 3: Cross multiply
    123,402.96x = 185,154.66 × 59,329.26
  4. Step 4: Simplify right side
    123,402.96x = 10,985,088,963.35
  5. Step 5: Solve for x
    x = 10,985,088,963.35/123,402.96
  6. Step 6: Final answer
    x = 89,018.03

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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.