Home / 54,543.46-81,806.06-15,104.56

Finding the Fourth Proportional to 54,543.46, 81,806.06 and 15,104.56

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Solution

The fourth proportional to 54,543.46, 81,806.06 and 15,104.56 is: 22,654.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,543.46 : 81,806.06 = 15,104.56 : x
  2. Step 2: Convert to fraction form
    54,543.46/81,806.06 = 15,104.56/x
  3. Step 3: Cross multiply
    54,543.46x = 81,806.06 × 15,104.56
  4. Step 4: Simplify right side
    54,543.46x = 1,235,644,541.63
  5. Step 5: Solve for x
    x = 1,235,644,541.63/54,543.46
  6. Step 6: Final answer
    x = 22,654.31

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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.