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Finding the Fourth Proportional to 37,963.80, 56,945.70 and 25,497.90

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Solution

The fourth proportional to 37,963.80, 56,945.70 and 25,497.90 is: 38,246.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,963.80 : 56,945.70 = 25,497.90 : x
  2. Step 2: Convert to fraction form
    37,963.80/56,945.70 = 25,497.90/x
  3. Step 3: Cross multiply
    37,963.80x = 56,945.70 × 25,497.90
  4. Step 4: Simplify right side
    37,963.80x = 1,451,995,764.03
  5. Step 5: Solve for x
    x = 1,451,995,764.03/37,963.80
  6. Step 6: Final answer
    x = 38,246.85

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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.