Home / 268,966.80-403,450.20-156,773.70

Finding the Fourth Proportional to 268,966.80, 403,450.20 and 156,773.70

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Solution

The fourth proportional to 268,966.80, 403,450.20 and 156,773.70 is: 235,160.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,966.80 : 403,450.20 = 156,773.70 : x
  2. Step 2: Convert to fraction form
    268,966.80/403,450.20 = 156,773.70/x
  3. Step 3: Cross multiply
    268,966.80x = 403,450.20 × 156,773.70
  4. Step 4: Simplify right side
    268,966.80x = 63,250,380,619.74
  5. Step 5: Solve for x
    x = 63,250,380,619.74/268,966.80
  6. Step 6: Final answer
    x = 235,160.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.