Home / 193,126.44-266,530.86-108,259.92

Finding the Fourth Proportional to 193,126.44, 266,530.86 and 108,259.92

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Solution

The fourth proportional to 193,126.44, 266,530.86 and 108,259.92 is: 149,407.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,126.44 : 266,530.86 = 108,259.92 : x
  2. Step 2: Convert to fraction form
    193,126.44/266,530.86 = 108,259.92/x
  3. Step 3: Cross multiply
    193,126.44x = 266,530.86 × 108,259.92
  4. Step 4: Simplify right side
    193,126.44x = 28,854,609,581.13
  5. Step 5: Solve for x
    x = 28,854,609,581.13/193,126.44
  6. Step 6: Final answer
    x = 149,407.87

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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.