Home / 177,440.20-266,160.30-52,781.20

Finding the Fourth Proportional to 177,440.20, 266,160.30 and 52,781.20

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Solution

The fourth proportional to 177,440.20, 266,160.30 and 52,781.20 is: 79,171.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,440.20 : 266,160.30 = 52,781.20 : x
  2. Step 2: Convert to fraction form
    177,440.20/266,160.30 = 52,781.20/x
  3. Step 3: Cross multiply
    177,440.20x = 266,160.30 × 52,781.20
  4. Step 4: Simplify right side
    177,440.20x = 14,048,260,026.36
  5. Step 5: Solve for x
    x = 14,048,260,026.36/177,440.20
  6. Step 6: Final answer
    x = 79,171.80

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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.