Home / 107,581.68-148,471.92-59,838.12

Finding the Fourth Proportional to 107,581.68, 148,471.92 and 59,838.12

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Solution

The fourth proportional to 107,581.68, 148,471.92 and 59,838.12 is: 82,581.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,581.68 : 148,471.92 = 59,838.12 : x
  2. Step 2: Convert to fraction form
    107,581.68/148,471.92 = 59,838.12/x
  3. Step 3: Cross multiply
    107,581.68x = 148,471.92 × 59,838.12
  4. Step 4: Simplify right side
    107,581.68x = 8,884,280,565.59
  5. Step 5: Solve for x
    x = 8,884,280,565.59/107,581.68
  6. Step 6: Final answer
    x = 82,581.72

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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.