Home / 193,402.76-266,827.38-126,373.64

Finding the Fourth Proportional to 193,402.76, 266,827.38 and 126,373.64

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Solution

The fourth proportional to 193,402.76, 266,827.38 and 126,373.64 is: 174,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,402.76 : 266,827.38 = 126,373.64 : x
  2. Step 2: Convert to fraction form
    193,402.76/266,827.38 = 126,373.64/x
  3. Step 3: Cross multiply
    193,402.76x = 266,827.38 × 126,373.64
  4. Step 4: Simplify right side
    193,402.76x = 33,719,947,262.26
  5. Step 5: Solve for x
    x = 33,719,947,262.26/193,402.76
  6. Step 6: Final answer
    x = 174,350.91

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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.