Home / 54,360.19-75,000.04-31,387.02

Finding the Fourth Proportional to 54,360.19, 75,000.04 and 31,387.02

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Solution

The fourth proportional to 54,360.19, 75,000.04 and 31,387.02 is: 43,304.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,360.19 : 75,000.04 = 31,387.02 : x
  2. Step 2: Convert to fraction form
    54,360.19/75,000.04 = 31,387.02/x
  3. Step 3: Cross multiply
    54,360.19x = 75,000.04 × 31,387.02
  4. Step 4: Simplify right side
    54,360.19x = 2,354,027,755.48
  5. Step 5: Solve for x
    x = 2,354,027,755.48/54,360.19
  6. Step 6: Final answer
    x = 43,304.26

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1.5x scale

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.