Home / 57,414.37-86,123.18-15,861.37

Finding the Fourth Proportional to 57,414.37, 86,123.18 and 15,861.37

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Solution

The fourth proportional to 57,414.37, 86,123.18 and 15,861.37 is: 23,792.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,414.37 : 86,123.18 = 15,861.37 : x
  2. Step 2: Convert to fraction form
    57,414.37/86,123.18 = 15,861.37/x
  3. Step 3: Cross multiply
    57,414.37x = 86,123.18 × 15,861.37
  4. Step 4: Simplify right side
    57,414.37x = 1,366,031,544.25
  5. Step 5: Solve for x
    x = 1,366,031,544.25/57,414.37
  6. Step 6: Final answer
    x = 23,792.50

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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.