Home / 54,158.43-74,761.35-32,945.07

Finding the Fourth Proportional to 54,158.43, 74,761.35 and 32,945.07

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Solution

The fourth proportional to 54,158.43, 74,761.35 and 32,945.07 is: 45,478.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,158.43 : 74,761.35 = 32,945.07 : x
  2. Step 2: Convert to fraction form
    54,158.43/74,761.35 = 32,945.07/x
  3. Step 3: Cross multiply
    54,158.43x = 74,761.35 × 32,945.07
  4. Step 4: Simplify right side
    54,158.43x = 2,463,017,909.04
  5. Step 5: Solve for x
    x = 2,463,017,909.04/54,158.43
  6. Step 6: Final answer
    x = 45,478.02

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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.