Home / 83,614.70-125,227.65-57,176.30

Finding the Fourth Proportional to 83,614.70, 125,227.65 and 57,176.30

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Solution

The fourth proportional to 83,614.70, 125,227.65 and 57,176.30 is: 85,631.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,614.70 : 125,227.65 = 57,176.30 : x
  2. Step 2: Convert to fraction form
    83,614.70/125,227.65 = 57,176.30/x
  3. Step 3: Cross multiply
    83,614.70x = 125,227.65 × 57,176.30
  4. Step 4: Simplify right side
    83,614.70x = 7,160,053,684.70
  5. Step 5: Solve for x
    x = 7,160,053,684.70/83,614.70
  6. Step 6: Final answer
    x = 85,631.52

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1.5x scale

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.