Home / 177,959.40-266,939.10-171,738.60

Finding the Fourth Proportional to 177,959.40, 266,939.10 and 171,738.60

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Solution

The fourth proportional to 177,959.40, 266,939.10 and 171,738.60 is: 257,607.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,959.40 : 266,939.10 = 171,738.60 : x
  2. Step 2: Convert to fraction form
    177,959.40/266,939.10 = 171,738.60/x
  3. Step 3: Cross multiply
    177,959.40x = 266,939.10 × 171,738.60
  4. Step 4: Simplify right side
    177,959.40x = 45,843,747,319.26
  5. Step 5: Solve for x
    x = 45,843,747,319.26/177,959.40
  6. Step 6: Final answer
    x = 257,607.90

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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.