Home / 88,606.38-132,759.12-53,472.21

Finding the Fourth Proportional to 88,606.38, 132,759.12 and 53,472.21

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Solution

The fourth proportional to 88,606.38, 132,759.12 and 53,472.21 is: 80,117.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,606.38 : 132,759.12 = 53,472.21 : x
  2. Step 2: Convert to fraction form
    88,606.38/132,759.12 = 53,472.21/x
  3. Step 3: Cross multiply
    88,606.38x = 132,759.12 × 53,472.21
  4. Step 4: Simplify right side
    88,606.38x = 7,098,923,544.06
  5. Step 5: Solve for x
    x = 7,098,923,544.06/88,606.38
  6. Step 6: Final answer
    x = 80,117.52

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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.