Home / 88,565.15-132,755.45-38,631.83

Finding the Fourth Proportional to 88,565.15, 132,755.45 and 38,631.83

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Solution

The fourth proportional to 88,565.15, 132,755.45 and 38,631.83 is: 57,907.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,565.15 : 132,755.45 = 38,631.83 : x
  2. Step 2: Convert to fraction form
    88,565.15/132,755.45 = 38,631.83/x
  3. Step 3: Cross multiply
    88,565.15x = 132,755.45 × 38,631.83
  4. Step 4: Simplify right side
    88,565.15x = 5,128,585,782.81
  5. Step 5: Solve for x
    x = 5,128,585,782.81/88,565.15
  6. Step 6: Final answer
    x = 57,907.49

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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.