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Finding the Fourth Proportional to 192,897.72, 266,191.52 and 108,010.53

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Solution

The fourth proportional to 192,897.72, 266,191.52 and 108,010.53 is: 149,050.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,897.72 : 266,191.52 = 108,010.53 : x
  2. Step 2: Convert to fraction form
    192,897.72/266,191.52 = 108,010.53/x
  3. Step 3: Cross multiply
    192,897.72x = 266,191.52 × 108,010.53
  4. Step 4: Simplify right side
    192,897.72x = 28,751,486,616.65
  5. Step 5: Solve for x
    x = 28,751,486,616.65/192,897.72
  6. Step 6: Final answer
    x = 149,050.42

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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.