Home / 89,734.19-123,832.65-48,898.24

Finding the Fourth Proportional to 89,734.19, 123,832.65 and 48,898.24

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Solution

The fourth proportional to 89,734.19, 123,832.65 and 48,898.24 is: 67,479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,734.19 : 123,832.65 = 48,898.24 : x
  2. Step 2: Convert to fraction form
    89,734.19/123,832.65 = 48,898.24/x
  3. Step 3: Cross multiply
    89,734.19x = 123,832.65 × 48,898.24
  4. Step 4: Simplify right side
    89,734.19x = 6,055,198,517.29
  5. Step 5: Solve for x
    x = 6,055,198,517.29/89,734.19
  6. Step 6: Final answer
    x = 67,479.28

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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.