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Finding the Fourth Proportional to 63,365.76, 87,454.32 and 36,512.24

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Solution

The fourth proportional to 63,365.76, 87,454.32 and 36,512.24 is: 50,392.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,365.76 : 87,454.32 = 36,512.24 : x
  2. Step 2: Convert to fraction form
    63,365.76/87,454.32 = 36,512.24/x
  3. Step 3: Cross multiply
    63,365.76x = 87,454.32 × 36,512.24
  4. Step 4: Simplify right side
    63,365.76x = 3,193,153,120.88
  5. Step 5: Solve for x
    x = 3,193,153,120.88/63,365.76
  6. Step 6: Final answer
    x = 50,392.41

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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.