Home / 54,371.39-81,557.15-14,934.38

Finding the Fourth Proportional to 54,371.39, 81,557.15 and 14,934.38

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Solution

The fourth proportional to 54,371.39, 81,557.15 and 14,934.38 is: 22,401.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,371.39 : 81,557.15 = 14,934.38 : x
  2. Step 2: Convert to fraction form
    54,371.39/81,557.15 = 14,934.38/x
  3. Step 3: Cross multiply
    54,371.39x = 81,557.15 × 14,934.38
  4. Step 4: Simplify right side
    54,371.39x = 1,218,004,987.36
  5. Step 5: Solve for x
    x = 1,218,004,987.36/54,371.39
  6. Step 6: Final answer
    x = 22,401.58

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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.