Home / 193,400.76-266,824.62-126,371.64

Finding the Fourth Proportional to 193,400.76, 266,824.62 and 126,371.64

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Solution

The fourth proportional to 193,400.76, 266,824.62 and 126,371.64 is: 174,348.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,400.76 : 266,824.62 = 126,371.64 : x
  2. Step 2: Convert to fraction form
    193,400.76/266,824.62 = 126,371.64/x
  3. Step 3: Cross multiply
    193,400.76x = 266,824.62 × 126,371.64
  4. Step 4: Simplify right side
    193,400.76x = 33,719,064,821.78
  5. Step 5: Solve for x
    x = 33,719,064,821.78/193,400.76
  6. Step 6: Final answer
    x = 174,348.15

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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.