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Finding the Fourth Proportional to 86,250.60, 119,025.66 and 48,524.88

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Solution

The fourth proportional to 86,250.60, 119,025.66 and 48,524.88 is: 66,964.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,250.60 : 119,025.66 = 48,524.88 : x
  2. Step 2: Convert to fraction form
    86,250.60/119,025.66 = 48,524.88/x
  3. Step 3: Cross multiply
    86,250.60x = 119,025.66 × 48,524.88
  4. Step 4: Simplify right side
    86,250.60x = 5,775,705,868.42
  5. Step 5: Solve for x
    x = 5,775,705,868.42/86,250.60
  6. Step 6: Final answer
    x = 66,964.24

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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.