Home / 74,314.56-111,508.29-34,874.88

Finding the Fourth Proportional to 74,314.56, 111,508.29 and 34,874.88

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Solution

The fourth proportional to 74,314.56, 111,508.29 and 34,874.88 is: 52,329.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,314.56 : 111,508.29 = 34,874.88 : x
  2. Step 2: Convert to fraction form
    74,314.56/111,508.29 = 34,874.88/x
  3. Step 3: Cross multiply
    74,314.56x = 111,508.29 × 34,874.88
  4. Step 4: Simplify right side
    74,314.56x = 3,888,838,232.76
  5. Step 5: Solve for x
    x = 3,888,838,232.76/74,314.56
  6. Step 6: Final answer
    x = 52,329.43

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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.