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Finding the Fourth Proportional to 63,356.60, 87,423.36 and 36,500.24

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Solution

The fourth proportional to 63,356.60, 87,423.36 and 36,500.24 is: 50,365.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,356.60 : 87,423.36 = 36,500.24 : x
  2. Step 2: Convert to fraction form
    63,356.60/87,423.36 = 36,500.24/x
  3. Step 3: Cross multiply
    63,356.60x = 87,423.36 × 36,500.24
  4. Step 4: Simplify right side
    63,356.60x = 3,190,973,621.61
  5. Step 5: Solve for x
    x = 3,190,973,621.61/63,356.60
  6. Step 6: Final answer
    x = 50,365.29

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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.