Home / 60,539.10-90,765.45-27,231.90

Finding the Fourth Proportional to 60,539.10, 90,765.45 and 27,231.90

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Solution

The fourth proportional to 60,539.10, 90,765.45 and 27,231.90 is: 40,828.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,539.10 : 90,765.45 = 27,231.90 : x
  2. Step 2: Convert to fraction form
    60,539.10/90,765.45 = 27,231.90/x
  3. Step 3: Cross multiply
    60,539.10x = 90,765.45 × 27,231.90
  4. Step 4: Simplify right side
    60,539.10x = 2,471,715,657.86
  5. Step 5: Solve for x
    x = 2,471,715,657.86/60,539.10
  6. Step 6: Final answer
    x = 40,828.42

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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.