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Finding the Fourth Proportional to 60,170.82, 83,053.74 and 38,951.52

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Solution

The fourth proportional to 60,170.82, 83,053.74 and 38,951.52 is: 53,764.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,170.82 : 83,053.74 = 38,951.52 : x
  2. Step 2: Convert to fraction form
    60,170.82/83,053.74 = 38,951.52/x
  3. Step 3: Cross multiply
    60,170.82x = 83,053.74 × 38,951.52
  4. Step 4: Simplify right side
    60,170.82x = 3,235,069,414.68
  5. Step 5: Solve for x
    x = 3,235,069,414.68/60,170.82
  6. Step 6: Final answer
    x = 53,764.76

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1.5x scale

Why These Related Problems?

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