Home / 40,361.91-60,542.26-18,159.61

Finding the Fourth Proportional to 40,361.91, 60,542.26 and 18,159.61

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Solution

The fourth proportional to 40,361.91, 60,542.26 and 18,159.61 is: 27,239.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,361.91 : 60,542.26 = 18,159.61 : x
  2. Step 2: Convert to fraction form
    40,361.91/60,542.26 = 18,159.61/x
  3. Step 3: Cross multiply
    40,361.91x = 60,542.26 × 18,159.61
  4. Step 4: Simplify right side
    40,361.91x = 1,099,423,739.32
  5. Step 5: Solve for x
    x = 1,099,423,739.32/40,361.91
  6. Step 6: Final answer
    x = 27,239.14

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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.