Home / 82,585.27-114,014.89-54,372.97

Finding the Fourth Proportional to 82,585.27, 114,014.89 and 54,372.97

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Solution

The fourth proportional to 82,585.27, 114,014.89 and 54,372.97 is: 75,065.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,585.27 : 114,014.89 = 54,372.97 : x
  2. Step 2: Convert to fraction form
    82,585.27/114,014.89 = 54,372.97/x
  3. Step 3: Cross multiply
    82,585.27x = 114,014.89 × 54,372.97
  4. Step 4: Simplify right side
    82,585.27x = 6,199,328,404.01
  5. Step 5: Solve for x
    x = 6,199,328,404.01/82,585.27
  6. Step 6: Final answer
    x = 75,065.79

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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.