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Finding the Fourth Proportional to 63,365.46, 87,444.05 and 36,512.74

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Solution

The fourth proportional to 63,365.46, 87,444.05 and 36,512.74 is: 50,387.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,365.46 : 87,444.05 = 36,512.74 : x
  2. Step 2: Convert to fraction form
    63,365.46/87,444.05 = 36,512.74/x
  3. Step 3: Cross multiply
    63,365.46x = 87,444.05 × 36,512.74
  4. Step 4: Simplify right side
    63,365.46x = 3,192,821,862.20
  5. Step 5: Solve for x
    x = 3,192,821,862.20/63,365.46
  6. Step 6: Final answer
    x = 50,387.42

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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.