Home / 92,227.20-138,340.80-29,055.30

Finding the Fourth Proportional to 92,227.20, 138,340.80 and 29,055.30

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Solution

The fourth proportional to 92,227.20, 138,340.80 and 29,055.30 is: 43,582.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,227.20 : 138,340.80 = 29,055.30 : x
  2. Step 2: Convert to fraction form
    92,227.20/138,340.80 = 29,055.30/x
  3. Step 3: Cross multiply
    92,227.20x = 138,340.80 × 29,055.30
  4. Step 4: Simplify right side
    92,227.20x = 4,019,533,446.24
  5. Step 5: Solve for x
    x = 4,019,533,446.24/92,227.20
  6. Step 6: Final answer
    x = 43,582.95

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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.