Home / 57,176.71-85,767.50-17,732.95

Finding the Fourth Proportional to 57,176.71, 85,767.50 and 17,732.95

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Solution

The fourth proportional to 57,176.71, 85,767.50 and 17,732.95 is: 26,600.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,176.71 : 85,767.50 = 17,732.95 : x
  2. Step 2: Convert to fraction form
    57,176.71/85,767.50 = 17,732.95/x
  3. Step 3: Cross multiply
    57,176.71x = 85,767.50 × 17,732.95
  4. Step 4: Simplify right side
    57,176.71x = 1,520,910,619.04
  5. Step 5: Solve for x
    x = 1,520,910,619.04/57,176.71
  6. Step 6: Final answer
    x = 26,600.18

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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.