Home / 54,150.66-74,589.12-38,207.16

Finding the Fourth Proportional to 54,150.66, 74,589.12 and 38,207.16

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Solution

The fourth proportional to 54,150.66, 74,589.12 and 38,207.16 is: 52,627.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,150.66 : 74,589.12 = 38,207.16 : x
  2. Step 2: Convert to fraction form
    54,150.66/74,589.12 = 38,207.16/x
  3. Step 3: Cross multiply
    54,150.66x = 74,589.12 × 38,207.16
  4. Step 4: Simplify right side
    54,150.66x = 2,849,838,442.10
  5. Step 5: Solve for x
    x = 2,849,838,442.10/54,150.66
  6. Step 6: Final answer
    x = 52,627.95

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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.