Home / 88,248.20-132,372.30-53,169.80

Finding the Fourth Proportional to 88,248.20, 132,372.30 and 53,169.80

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Solution

The fourth proportional to 88,248.20, 132,372.30 and 53,169.80 is: 79,754.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,248.20 : 132,372.30 = 53,169.80 : x
  2. Step 2: Convert to fraction form
    88,248.20/132,372.30 = 53,169.80/x
  3. Step 3: Cross multiply
    88,248.20x = 132,372.30 × 53,169.80
  4. Step 4: Simplify right side
    88,248.20x = 7,038,208,716.54
  5. Step 5: Solve for x
    x = 7,038,208,716.54/88,248.20
  6. Step 6: Final answer
    x = 79,754.70

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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.