Home / 132,572.44-182,737.11-89,538.10

Finding the Fourth Proportional to 132,572.44, 182,737.11 and 89,538.10

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Solution

The fourth proportional to 132,572.44, 182,737.11 and 89,538.10 is: 123,418.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,572.44 : 182,737.11 = 89,538.10 : x
  2. Step 2: Convert to fraction form
    132,572.44/182,737.11 = 89,538.10/x
  3. Step 3: Cross multiply
    132,572.44x = 182,737.11 × 89,538.10
  4. Step 4: Simplify right side
    132,572.44x = 16,361,933,628.89
  5. Step 5: Solve for x
    x = 16,361,933,628.89/132,572.44
  6. Step 6: Final answer
    x = 123,418.82

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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.