Home / 96,153.28-132,691.53-53,711.82

Finding the Fourth Proportional to 96,153.28, 132,691.53 and 53,711.82

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Solution

The fourth proportional to 96,153.28, 132,691.53 and 53,711.82 is: 74,122.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,153.28 : 132,691.53 = 53,711.82 : x
  2. Step 2: Convert to fraction form
    96,153.28/132,691.53 = 53,711.82/x
  3. Step 3: Cross multiply
    96,153.28x = 132,691.53 × 53,711.82
  4. Step 4: Simplify right side
    96,153.28x = 7,127,103,574.88
  5. Step 5: Solve for x
    x = 7,127,103,574.88/96,153.28
  6. Step 6: Final answer
    x = 74,122.31

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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.