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Finding the Fourth Proportional to 73,562.88, 101,517.84 and 40,028.88

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Solution

The fourth proportional to 73,562.88, 101,517.84 and 40,028.88 is: 55,240.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,562.88 : 101,517.84 = 40,028.88 : x
  2. Step 2: Convert to fraction form
    73,562.88/101,517.84 = 40,028.88/x
  3. Step 3: Cross multiply
    73,562.88x = 101,517.84 × 40,028.88
  4. Step 4: Simplify right side
    73,562.88x = 4,063,645,435.22
  5. Step 5: Solve for x
    x = 4,063,645,435.22/73,562.88
  6. Step 6: Final answer
    x = 55,240.43

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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.