Home / 119,961.36-179,963.91-60,021.18

Finding the Fourth Proportional to 119,961.36, 179,963.91 and 60,021.18

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Solution

The fourth proportional to 119,961.36, 179,963.91 and 60,021.18 is: 90,042.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,961.36 : 179,963.91 = 60,021.18 : x
  2. Step 2: Convert to fraction form
    119,961.36/179,963.91 = 60,021.18/x
  3. Step 3: Cross multiply
    119,961.36x = 179,963.91 × 60,021.18
  4. Step 4: Simplify right side
    119,961.36x = 10,801,646,235.61
  5. Step 5: Solve for x
    x = 10,801,646,235.61/119,961.36
  6. Step 6: Final answer
    x = 90,042.71

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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.