Home / 60,203.52-82,998.72-40,061.28

Finding the Fourth Proportional to 60,203.52, 82,998.72 and 40,061.28

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Solution

The fourth proportional to 60,203.52, 82,998.72 and 40,061.28 is: 55,229.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,203.52 : 82,998.72 = 40,061.28 : x
  2. Step 2: Convert to fraction form
    60,203.52/82,998.72 = 40,061.28/x
  3. Step 3: Cross multiply
    60,203.52x = 82,998.72 × 40,061.28
  4. Step 4: Simplify right side
    60,203.52x = 3,325,034,961.56
  5. Step 5: Solve for x
    x = 3,325,034,961.56/60,203.52
  6. Step 6: Final answer
    x = 55,229.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.