Home / 205,494.25-283,592.88-124,908.70

Finding the Fourth Proportional to 205,494.25, 283,592.88 and 124,908.70

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Solution

The fourth proportional to 205,494.25, 283,592.88 and 124,908.70 is: 172,380.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,494.25 : 283,592.88 = 124,908.70 : x
  2. Step 2: Convert to fraction form
    205,494.25/283,592.88 = 124,908.70/x
  3. Step 3: Cross multiply
    205,494.25x = 283,592.88 × 124,908.70
  4. Step 4: Simplify right side
    205,494.25x = 35,423,217,970.06
  5. Step 5: Solve for x
    x = 35,423,217,970.06/205,494.25
  6. Step 6: Final answer
    x = 172,380.58

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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.