Home / 177,020.85-244,295.40-100,536

Finding the Fourth Proportional to 177,020.85, 244,295.40 and 100,536

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Solution

The fourth proportional to 177,020.85, 244,295.40 and 100,536 is: 138,743.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,020.85 : 244,295.40 = 100,536 : x
  2. Step 2: Convert to fraction form
    177,020.85/244,295.40 = 100,536/x
  3. Step 3: Cross multiply
    177,020.85x = 244,295.40 × 100,536
  4. Step 4: Simplify right side
    177,020.85x = 24,560,482,334.40
  5. Step 5: Solve for x
    x = 24,560,482,334.40/177,020.85
  6. Step 6: Final answer
    x = 138,743.44

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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.