Home / 54,069.93-81,084.24-25,972.38

Finding the Fourth Proportional to 54,069.93, 81,084.24 and 25,972.38

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Solution

The fourth proportional to 54,069.93, 81,084.24 and 25,972.38 is: 38,948.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,069.93 : 81,084.24 = 25,972.38 : x
  2. Step 2: Convert to fraction form
    54,069.93/81,084.24 = 25,972.38/x
  3. Step 3: Cross multiply
    54,069.93x = 81,084.24 × 25,972.38
  4. Step 4: Simplify right side
    54,069.93x = 2,105,950,693.29
  5. Step 5: Solve for x
    x = 2,105,950,693.29/54,069.93
  6. Step 6: Final answer
    x = 38,948.65

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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.