Home / 89,734.95-123,832.53-49,452.44

Finding the Fourth Proportional to 89,734.95, 123,832.53 and 49,452.44

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Solution

The fourth proportional to 89,734.95, 123,832.53 and 49,452.44 is: 68,243.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,734.95 : 123,832.53 = 49,452.44 : x
  2. Step 2: Convert to fraction form
    89,734.95/123,832.53 = 49,452.44/x
  3. Step 3: Cross multiply
    89,734.95x = 123,832.53 × 49,452.44
  4. Step 4: Simplify right side
    89,734.95x = 6,123,820,140.71
  5. Step 5: Solve for x
    x = 6,123,820,140.71/89,734.95
  6. Step 6: Final answer
    x = 68,243.42

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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.