Home / 177,000.66-244,274.85-100,543.86

Finding the Fourth Proportional to 177,000.66, 244,274.85 and 100,543.86

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Solution

The fourth proportional to 177,000.66, 244,274.85 and 100,543.86 is: 138,758.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,000.66 : 244,274.85 = 100,543.86 : x
  2. Step 2: Convert to fraction form
    177,000.66/244,274.85 = 100,543.86/x
  3. Step 3: Cross multiply
    177,000.66x = 244,274.85 × 100,543.86
  4. Step 4: Simplify right side
    177,000.66x = 24,560,336,319.92
  5. Step 5: Solve for x
    x = 24,560,336,319.92/177,000.66
  6. Step 6: Final answer
    x = 138,758.44

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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.