Home / 54,419.89-81,661.33-22,827.10

Finding the Fourth Proportional to 54,419.89, 81,661.33 and 22,827.10

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Solution

The fourth proportional to 54,419.89, 81,661.33 and 22,827.10 is: 34,253.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,419.89 : 81,661.33 = 22,827.10 : x
  2. Step 2: Convert to fraction form
    54,419.89/81,661.33 = 22,827.10/x
  3. Step 3: Cross multiply
    54,419.89x = 81,661.33 × 22,827.10
  4. Step 4: Simplify right side
    54,419.89x = 1,864,091,346.04
  5. Step 5: Solve for x
    x = 1,864,091,346.04/54,419.89
  6. Step 6: Final answer
    x = 34,253.86

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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.