Home / 54,120.32-74,625.28-34,974.88

Finding the Fourth Proportional to 54,120.32, 74,625.28 and 34,974.88

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Solution

The fourth proportional to 54,120.32, 74,625.28 and 34,974.88 is: 48,226.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,120.32 : 74,625.28 = 34,974.88 : x
  2. Step 2: Convert to fraction form
    54,120.32/74,625.28 = 34,974.88/x
  3. Step 3: Cross multiply
    54,120.32x = 74,625.28 × 34,974.88
  4. Step 4: Simplify right side
    54,120.32x = 2,610,010,212.97
  5. Step 5: Solve for x
    x = 2,610,010,212.97/54,120.32
  6. Step 6: Final answer
    x = 48,226.07

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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.