Home / 205,454.13-283,613.94-124,907.37

Finding the Fourth Proportional to 205,454.13, 283,613.94 and 124,907.37

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Solution

The fourth proportional to 205,454.13, 283,613.94 and 124,907.37 is: 172,425.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,454.13 : 283,613.94 = 124,907.37 : x
  2. Step 2: Convert to fraction form
    205,454.13/283,613.94 = 124,907.37/x
  3. Step 3: Cross multiply
    205,454.13x = 283,613.94 × 124,907.37
  4. Step 4: Simplify right side
    205,454.13x = 35,425,471,340.74
  5. Step 5: Solve for x
    x = 35,425,471,340.74/205,454.13
  6. Step 6: Final answer
    x = 172,425.21

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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.