Home / 137,570.91-206,304.06-57,614.19

Finding the Fourth Proportional to 137,570.91, 206,304.06 and 57,614.19

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Solution

The fourth proportional to 137,570.91, 206,304.06 and 57,614.19 is: 86,399.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,570.91 : 206,304.06 = 57,614.19 : x
  2. Step 2: Convert to fraction form
    137,570.91/206,304.06 = 57,614.19/x
  3. Step 3: Cross multiply
    137,570.91x = 206,304.06 × 57,614.19
  4. Step 4: Simplify right side
    137,570.91x = 11,886,040,753.02
  5. Step 5: Solve for x
    x = 11,886,040,753.02/137,570.91
  6. Step 6: Final answer
    x = 86,399.38

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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.