Home / 57,423.87-86,142.29-26,250.75

Finding the Fourth Proportional to 57,423.87, 86,142.29 and 26,250.75

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Solution

The fourth proportional to 57,423.87, 86,142.29 and 26,250.75 is: 39,379.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,423.87 : 86,142.29 = 26,250.75 : x
  2. Step 2: Convert to fraction form
    57,423.87/86,142.29 = 26,250.75/x
  3. Step 3: Cross multiply
    57,423.87x = 86,142.29 × 26,250.75
  4. Step 4: Simplify right side
    57,423.87x = 2,261,299,587.96
  5. Step 5: Solve for x
    x = 2,261,299,587.96/57,423.87
  6. Step 6: Final answer
    x = 39,379.09

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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.