Home / 193,189.09-266,600.76-108,306.17

Finding the Fourth Proportional to 193,189.09, 266,600.76 and 108,306.17

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Solution

The fourth proportional to 193,189.09, 266,600.76 and 108,306.17 is: 149,462.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,189.09 : 266,600.76 = 108,306.17 : x
  2. Step 2: Convert to fraction form
    193,189.09/266,600.76 = 108,306.17/x
  3. Step 3: Cross multiply
    193,189.09x = 266,600.76 × 108,306.17
  4. Step 4: Simplify right side
    193,189.09x = 28,874,507,234.69
  5. Step 5: Solve for x
    x = 28,874,507,234.69/193,189.09
  6. Step 6: Final answer
    x = 149,462.41

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1.5x scale

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.