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Finding the Fourth Proportional to 109,770.73, 151,479.01 and 62,025.89

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Solution

The fourth proportional to 109,770.73, 151,479.01 and 62,025.89 is: 85,593.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,770.73 : 151,479.01 = 62,025.89 : x
  2. Step 2: Convert to fraction form
    109,770.73/151,479.01 = 62,025.89/x
  3. Step 3: Cross multiply
    109,770.73x = 151,479.01 × 62,025.89
  4. Step 4: Simplify right side
    109,770.73x = 9,395,619,731.71
  5. Step 5: Solve for x
    x = 9,395,619,731.71/109,770.73
  6. Step 6: Final answer
    x = 85,593.13

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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.