Home / 73,105.20-100,932.08-59,708.61

Finding the Fourth Proportional to 73,105.20, 100,932.08 and 59,708.61

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Solution

The fourth proportional to 73,105.20, 100,932.08 and 59,708.61 is: 82,436.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,105.20 : 100,932.08 = 59,708.61 : x
  2. Step 2: Convert to fraction form
    73,105.20/100,932.08 = 59,708.61/x
  3. Step 3: Cross multiply
    73,105.20x = 100,932.08 × 59,708.61
  4. Step 4: Simplify right side
    73,105.20x = 6,026,513,902.67
  5. Step 5: Solve for x
    x = 6,026,513,902.67/73,105.20
  6. Step 6: Final answer
    x = 82,436.19

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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.