Home / 132,359.92-182,657.84-71,930.56

Finding the Fourth Proportional to 132,359.92, 182,657.84 and 71,930.56

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Solution

The fourth proportional to 132,359.92, 182,657.84 and 71,930.56 is: 99,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,359.92 : 182,657.84 = 71,930.56 : x
  2. Step 2: Convert to fraction form
    132,359.92/182,657.84 = 71,930.56/x
  3. Step 3: Cross multiply
    132,359.92x = 182,657.84 × 71,930.56
  4. Step 4: Simplify right side
    132,359.92x = 13,138,680,719.59
  5. Step 5: Solve for x
    x = 13,138,680,719.59/132,359.92
  6. Step 6: Final answer
    x = 99,264.80

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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.