Home / 205,074.18-283,001.45-114,424.85

Finding the Fourth Proportional to 205,074.18, 283,001.45 and 114,424.85

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Solution

The fourth proportional to 205,074.18, 283,001.45 and 114,424.85 is: 157,905.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,074.18 : 283,001.45 = 114,424.85 : x
  2. Step 2: Convert to fraction form
    205,074.18/283,001.45 = 114,424.85/x
  3. Step 3: Cross multiply
    205,074.18x = 283,001.45 × 114,424.85
  4. Step 4: Simplify right side
    205,074.18x = 32,382,398,601.41
  5. Step 5: Solve for x
    x = 32,382,398,601.41/205,074.18
  6. Step 6: Final answer
    x = 157,905.78

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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.