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Finding the Fourth Proportional to 193,360.98, 266,834.13 and 107,314.97

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Solution

The fourth proportional to 193,360.98, 266,834.13 and 107,314.97 is: 148,092.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,360.98 : 266,834.13 = 107,314.97 : x
  2. Step 2: Convert to fraction form
    193,360.98/266,834.13 = 107,314.97/x
  3. Step 3: Cross multiply
    193,360.98x = 266,834.13 × 107,314.97
  4. Step 4: Simplify right side
    193,360.98x = 28,635,296,655.93
  5. Step 5: Solve for x
    x = 28,635,296,655.93/193,360.98
  6. Step 6: Final answer
    x = 148,092.43

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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.