Home / 260,190.43-359,042.98-158,201.73

Finding the Fourth Proportional to 260,190.43, 359,042.98 and 158,201.73

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Solution

The fourth proportional to 260,190.43, 359,042.98 and 158,201.73 is: 218,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,190.43 : 359,042.98 = 158,201.73 : x
  2. Step 2: Convert to fraction form
    260,190.43/359,042.98 = 158,201.73/x
  3. Step 3: Cross multiply
    260,190.43x = 359,042.98 × 158,201.73
  4. Step 4: Simplify right side
    260,190.43x = 56,801,221,491.29
  5. Step 5: Solve for x
    x = 56,801,221,491.29/260,190.43
  6. Step 6: Final answer
    x = 218,306.35

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1.5x scale

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.