Home / 193,062.81-266,268.70-135,891.39

Finding the Fourth Proportional to 193,062.81, 266,268.70 and 135,891.39

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Solution

The fourth proportional to 193,062.81, 266,268.70 and 135,891.39 is: 187,418.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,062.81 : 266,268.70 = 135,891.39 : x
  2. Step 2: Convert to fraction form
    193,062.81/266,268.70 = 135,891.39/x
  3. Step 3: Cross multiply
    193,062.81x = 266,268.70 × 135,891.39
  4. Step 4: Simplify right side
    193,062.81x = 36,183,623,077.04
  5. Step 5: Solve for x
    x = 36,183,623,077.04/193,062.81
  6. Step 6: Final answer
    x = 187,418.92

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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.