Home / 88,037.53-132,042.20-28,058.21

Finding the Fourth Proportional to 88,037.53, 132,042.20 and 28,058.21

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Solution

The fourth proportional to 88,037.53, 132,042.20 and 28,058.21 is: 42,082.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,037.53 : 132,042.20 = 28,058.21 : x
  2. Step 2: Convert to fraction form
    88,037.53/132,042.20 = 28,058.21/x
  3. Step 3: Cross multiply
    88,037.53x = 132,042.20 × 28,058.21
  4. Step 4: Simplify right side
    88,037.53x = 3,704,867,776.46
  5. Step 5: Solve for x
    x = 3,704,867,776.46/88,037.53
  6. Step 6: Final answer
    x = 42,082.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.