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Finding the Fourth Proportional to 63,344.70, 87,414.59 and 36,487.13

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Solution

The fourth proportional to 63,344.70, 87,414.59 and 36,487.13 is: 50,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,344.70 : 87,414.59 = 36,487.13 : x
  2. Step 2: Convert to fraction form
    63,344.70/87,414.59 = 36,487.13/x
  3. Step 3: Cross multiply
    63,344.70x = 87,414.59 × 36,487.13
  4. Step 4: Simplify right side
    63,344.70x = 3,189,507,163.37
  5. Step 5: Solve for x
    x = 3,189,507,163.37/63,344.70
  6. Step 6: Final answer
    x = 50,351.60

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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.