Home / 57,687.41-86,540.26-24,407.72

Finding the Fourth Proportional to 57,687.41, 86,540.26 and 24,407.72

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Solution

The fourth proportional to 57,687.41, 86,540.26 and 24,407.72 is: 36,615.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,687.41 : 86,540.26 = 24,407.72 : x
  2. Step 2: Convert to fraction form
    57,687.41/86,540.26 = 24,407.72/x
  3. Step 3: Cross multiply
    57,687.41x = 86,540.26 × 24,407.72
  4. Step 4: Simplify right side
    57,687.41x = 2,112,250,311.38
  5. Step 5: Solve for x
    x = 2,112,250,311.38/57,687.41
  6. Step 6: Final answer
    x = 36,615.45

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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.