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Finding the Fourth Proportional to 63,234.73, 87,262.89 and 34,553.77

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Solution

The fourth proportional to 63,234.73, 87,262.89 and 34,553.77 is: 47,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,234.73 : 87,262.89 = 34,553.77 : x
  2. Step 2: Convert to fraction form
    63,234.73/87,262.89 = 34,553.77/x
  3. Step 3: Cross multiply
    63,234.73x = 87,262.89 × 34,553.77
  4. Step 4: Simplify right side
    63,234.73x = 3,015,261,830.60
  5. Step 5: Solve for x
    x = 3,015,261,830.60/63,234.73
  6. Step 6: Final answer
    x = 47,683.64

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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.