Home / 54,186.46-74,789.02-32,972.56

Finding the Fourth Proportional to 54,186.46, 74,789.02 and 32,972.56

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Solution

The fourth proportional to 54,186.46, 74,789.02 and 32,972.56 is: 45,509.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,186.46 : 74,789.02 = 32,972.56 : x
  2. Step 2: Convert to fraction form
    54,186.46/74,789.02 = 32,972.56/x
  3. Step 3: Cross multiply
    54,186.46x = 74,789.02 × 32,972.56
  4. Step 4: Simplify right side
    54,186.46x = 2,465,985,449.29
  5. Step 5: Solve for x
    x = 2,465,985,449.29/54,186.46
  6. Step 6: Final answer
    x = 45,509.26

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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.