Home / 86,793.45-130,200.30-27,635.10

Finding the Fourth Proportional to 86,793.45, 130,200.30 and 27,635.10

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Solution

The fourth proportional to 86,793.45, 130,200.30 and 27,635.10 is: 41,455.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,793.45 : 130,200.30 = 27,635.10 : x
  2. Step 2: Convert to fraction form
    86,793.45/130,200.30 = 27,635.10/x
  3. Step 3: Cross multiply
    86,793.45x = 130,200.30 × 27,635.10
  4. Step 4: Simplify right side
    86,793.45x = 3,598,098,310.53
  5. Step 5: Solve for x
    x = 3,598,098,310.53/86,793.45
  6. Step 6: Final answer
    x = 41,455.87

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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.