Home / 38,862.92-57,991.28-34,674.11

Finding the Fourth Proportional to 38,862.92, 57,991.28 and 34,674.11

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Solution

The fourth proportional to 38,862.92, 57,991.28 and 34,674.11 is: 51,740.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,862.92 : 57,991.28 = 34,674.11 : x
  2. Step 2: Convert to fraction form
    38,862.92/57,991.28 = 34,674.11/x
  3. Step 3: Cross multiply
    38,862.92x = 57,991.28 × 34,674.11
  4. Step 4: Simplify right side
    38,862.92x = 2,010,795,775.90
  5. Step 5: Solve for x
    x = 2,010,795,775.90/38,862.92
  6. Step 6: Final answer
    x = 51,740.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.