Home / 57,540.83-86,304.22-15,424.07

Finding the Fourth Proportional to 57,540.83, 86,304.22 and 15,424.07

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Solution

The fourth proportional to 57,540.83, 86,304.22 and 15,424.07 is: 23,134.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,540.83 : 86,304.22 = 15,424.07 : x
  2. Step 2: Convert to fraction form
    57,540.83/86,304.22 = 15,424.07/x
  3. Step 3: Cross multiply
    57,540.83x = 86,304.22 × 15,424.07
  4. Step 4: Simplify right side
    57,540.83x = 1,331,161,860.49
  5. Step 5: Solve for x
    x = 1,331,161,860.49/57,540.83
  6. Step 6: Final answer
    x = 23,134.22

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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.