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Finding the Fourth Proportional to 63,235.62, 87,281.55 and 36,380.88

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Solution

The fourth proportional to 63,235.62, 87,281.55 and 36,380.88 is: 50,215.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,235.62 : 87,281.55 = 36,380.88 : x
  2. Step 2: Convert to fraction form
    63,235.62/87,281.55 = 36,380.88/x
  3. Step 3: Cross multiply
    63,235.62x = 87,281.55 × 36,380.88
  4. Step 4: Simplify right side
    63,235.62x = 3,175,379,596.76
  5. Step 5: Solve for x
    x = 3,175,379,596.76/63,235.62
  6. Step 6: Final answer
    x = 50,215.05

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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.