Home / 54,458.03-81,691.14-15,014.81

Finding the Fourth Proportional to 54,458.03, 81,691.14 and 15,014.81

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Solution

The fourth proportional to 54,458.03, 81,691.14 and 15,014.81 is: 22,523.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,458.03 : 81,691.14 = 15,014.81 : x
  2. Step 2: Convert to fraction form
    54,458.03/81,691.14 = 15,014.81/x
  3. Step 3: Cross multiply
    54,458.03x = 81,691.14 × 15,014.81
  4. Step 4: Simplify right side
    54,458.03x = 1,226,576,945.78
  5. Step 5: Solve for x
    x = 1,226,576,945.78/54,458.03
  6. Step 6: Final answer
    x = 22,523.34

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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.