Home / 54,387.03-81,560.04-26,297.75

Finding the Fourth Proportional to 54,387.03, 81,560.04 and 26,297.75

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Solution

The fourth proportional to 54,387.03, 81,560.04 and 26,297.75 is: 39,436.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,387.03 : 81,560.04 = 26,297.75 : x
  2. Step 2: Convert to fraction form
    54,387.03/81,560.04 = 26,297.75/x
  3. Step 3: Cross multiply
    54,387.03x = 81,560.04 × 26,297.75
  4. Step 4: Simplify right side
    54,387.03x = 2,144,845,002.62
  5. Step 5: Solve for x
    x = 2,144,845,002.62/54,387.03
  6. Step 6: Final answer
    x = 39,436.70

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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.