Home / 57,639.28-79,542.82-32,488.78

Finding the Fourth Proportional to 57,639.28, 79,542.82 and 32,488.78

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Solution

The fourth proportional to 57,639.28, 79,542.82 and 32,488.78 is: 44,834.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,639.28 : 79,542.82 = 32,488.78 : x
  2. Step 2: Convert to fraction form
    57,639.28/79,542.82 = 32,488.78/x
  3. Step 3: Cross multiply
    57,639.28x = 79,542.82 × 32,488.78
  4. Step 4: Simplify right side
    57,639.28x = 2,584,249,179.56
  5. Step 5: Solve for x
    x = 2,584,249,179.56/57,639.28
  6. Step 6: Final answer
    x = 44,834.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.