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Finding the Fourth Proportional to 58,773.87, 87,965.82 and 53,520.98

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Solution

The fourth proportional to 58,773.87, 87,965.82 and 53,520.98 is: 80,103.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,773.87 : 87,965.82 = 53,520.98 : x
  2. Step 2: Convert to fraction form
    58,773.87/87,965.82 = 53,520.98/x
  3. Step 3: Cross multiply
    58,773.87x = 87,965.82 × 53,520.98
  4. Step 4: Simplify right side
    58,773.87x = 4,708,016,453.07
  5. Step 5: Solve for x
    x = 4,708,016,453.07/58,773.87
  6. Step 6: Final answer
    x = 80,103.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.