Home / 40,371.32-60,557.03-18,180.56

Finding the Fourth Proportional to 40,371.32, 60,557.03 and 18,180.56

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Solution

The fourth proportional to 40,371.32, 60,557.03 and 18,180.56 is: 27,270.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,371.32 : 60,557.03 = 18,180.56 : x
  2. Step 2: Convert to fraction form
    40,371.32/60,557.03 = 18,180.56/x
  3. Step 3: Cross multiply
    40,371.32x = 60,557.03 × 18,180.56
  4. Step 4: Simplify right side
    40,371.32x = 1,100,960,323.65
  5. Step 5: Solve for x
    x = 1,100,960,323.65/40,371.32
  6. Step 6: Final answer
    x = 27,270.86

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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.