Home / 92,221.20-138,243.24-58,847.04

Finding the Fourth Proportional to 92,221.20, 138,243.24 and 58,847.04

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Solution

The fourth proportional to 92,221.20, 138,243.24 and 58,847.04 is: 88,214.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,221.20 : 138,243.24 = 58,847.04 : x
  2. Step 2: Convert to fraction form
    92,221.20/138,243.24 = 58,847.04/x
  3. Step 3: Cross multiply
    92,221.20x = 138,243.24 × 58,847.04
  4. Step 4: Simplify right side
    92,221.20x = 8,135,205,474.01
  5. Step 5: Solve for x
    x = 8,135,205,474.01/92,221.20
  6. Step 6: Final answer
    x = 88,214.05

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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.