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Finding the Fourth Proportional to 86,524.56, 119,375.92 and 48,277.92

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Solution

The fourth proportional to 86,524.56, 119,375.92 and 48,277.92 is: 66,607.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,524.56 : 119,375.92 = 48,277.92 : x
  2. Step 2: Convert to fraction form
    86,524.56/119,375.92 = 48,277.92/x
  3. Step 3: Cross multiply
    86,524.56x = 119,375.92 × 48,277.92
  4. Step 4: Simplify right side
    86,524.56x = 5,763,221,115.69
  5. Step 5: Solve for x
    x = 5,763,221,115.69/86,524.56
  6. Step 6: Final answer
    x = 66,607.92

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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.