Home / 205,026.20-282,963.90-120,177.24

Finding the Fourth Proportional to 205,026.20, 282,963.90 and 120,177.24

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Solution

The fourth proportional to 205,026.20, 282,963.90 and 120,177.24 is: 165,860.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,026.20 : 282,963.90 = 120,177.24 : x
  2. Step 2: Convert to fraction form
    205,026.20/282,963.90 = 120,177.24/x
  3. Step 3: Cross multiply
    205,026.20x = 282,963.90 × 120,177.24
  4. Step 4: Simplify right side
    205,026.20x = 34,005,820,521.64
  5. Step 5: Solve for x
    x = 34,005,820,521.64/205,026.20
  6. Step 6: Final answer
    x = 165,860.85

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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.