Home / 57,876.56-86,725.08-40,141.82

Finding the Fourth Proportional to 57,876.56, 86,725.08 and 40,141.82

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Solution

The fourth proportional to 57,876.56, 86,725.08 and 40,141.82 is: 60,150.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,876.56 : 86,725.08 = 40,141.82 : x
  2. Step 2: Convert to fraction form
    57,876.56/86,725.08 = 40,141.82/x
  3. Step 3: Cross multiply
    57,876.56x = 86,725.08 × 40,141.82
  4. Step 4: Simplify right side
    57,876.56x = 3,481,302,550.85
  5. Step 5: Solve for x
    x = 3,481,302,550.85/57,876.56
  6. Step 6: Final answer
    x = 60,150.47

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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.