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Finding the Fourth Proportional to 69,391.87, 95,761.02 and 37,560.76

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Solution

The fourth proportional to 69,391.87, 95,761.02 and 37,560.76 is: 51,833.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,391.87 : 95,761.02 = 37,560.76 : x
  2. Step 2: Convert to fraction form
    69,391.87/95,761.02 = 37,560.76/x
  3. Step 3: Cross multiply
    69,391.87x = 95,761.02 × 37,560.76
  4. Step 4: Simplify right side
    69,391.87x = 3,596,856,689.58
  5. Step 5: Solve for x
    x = 3,596,856,689.58/69,391.87
  6. Step 6: Final answer
    x = 51,833.98

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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.