Home / 193,033.80-266,386.68-108,151.56

Finding the Fourth Proportional to 193,033.80, 266,386.68 and 108,151.56

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Solution

The fourth proportional to 193,033.80, 266,386.68 and 108,151.56 is: 149,249.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,033.80 : 266,386.68 = 108,151.56 : x
  2. Step 2: Convert to fraction form
    193,033.80/266,386.68 = 108,151.56/x
  3. Step 3: Cross multiply
    193,033.80x = 266,386.68 × 108,151.56
  4. Step 4: Simplify right side
    193,033.80x = 28,810,135,005.22
  5. Step 5: Solve for x
    x = 28,810,135,005.22/193,033.80
  6. Step 6: Final answer
    x = 149,249.17

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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.