Home / 54,990.47-75,886.90-29,839.97

Finding the Fourth Proportional to 54,990.47, 75,886.90 and 29,839.97

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Solution

The fourth proportional to 54,990.47, 75,886.90 and 29,839.97 is: 41,179.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,990.47 : 75,886.90 = 29,839.97 : x
  2. Step 2: Convert to fraction form
    54,990.47/75,886.90 = 29,839.97/x
  3. Step 3: Cross multiply
    54,990.47x = 75,886.90 × 29,839.97
  4. Step 4: Simplify right side
    54,990.47x = 2,264,462,819.39
  5. Step 5: Solve for x
    x = 2,264,462,819.39/54,990.47
  6. Step 6: Final answer
    x = 41,179.19

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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.