Home / 56,868.57-85,349.31-40,244.61

Finding the Fourth Proportional to 56,868.57, 85,349.31 and 40,244.61

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Solution

The fourth proportional to 56,868.57, 85,349.31 and 40,244.61 is: 60,399.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,868.57 : 85,349.31 = 40,244.61 : x
  2. Step 2: Convert to fraction form
    56,868.57/85,349.31 = 40,244.61/x
  3. Step 3: Cross multiply
    56,868.57x = 85,349.31 × 40,244.61
  4. Step 4: Simplify right side
    56,868.57x = 3,434,849,694.72
  5. Step 5: Solve for x
    x = 3,434,849,694.72/56,868.57
  6. Step 6: Final answer
    x = 60,399.79

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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.