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Finding the Fourth Proportional to 48,375.48, 66,757.26 and 26,865.12

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Solution

The fourth proportional to 48,375.48, 66,757.26 and 26,865.12 is: 37,073.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,375.48 : 66,757.26 = 26,865.12 : x
  2. Step 2: Convert to fraction form
    48,375.48/66,757.26 = 26,865.12/x
  3. Step 3: Cross multiply
    48,375.48x = 66,757.26 × 26,865.12
  4. Step 4: Simplify right side
    48,375.48x = 1,793,441,800.77
  5. Step 5: Solve for x
    x = 1,793,441,800.77/48,375.48
  6. Step 6: Final answer
    x = 37,073.36

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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.