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Finding the Fourth Proportional to 96,188.28, 132,737.28 and 53,747.16

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Solution

The fourth proportional to 96,188.28, 132,737.28 and 53,747.16 is: 74,169.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,188.28 : 132,737.28 = 53,747.16 : x
  2. Step 2: Convert to fraction form
    96,188.28/132,737.28 = 53,747.16/x
  3. Step 3: Cross multiply
    96,188.28x = 132,737.28 × 53,747.16
  4. Step 4: Simplify right side
    96,188.28x = 7,134,251,826.12
  5. Step 5: Solve for x
    x = 7,134,251,826.12/96,188.28
  6. Step 6: Final answer
    x = 74,169.66

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1.5x scale

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.