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Finding the Fourth Proportional to 101,540.13, 152,310.20 and 27,668.13

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Solution

The fourth proportional to 101,540.13, 152,310.20 and 27,668.13 is: 41,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,540.13 : 152,310.20 = 27,668.13 : x
  2. Step 2: Convert to fraction form
    101,540.13/152,310.20 = 27,668.13/x
  3. Step 3: Cross multiply
    101,540.13x = 152,310.20 × 27,668.13
  4. Step 4: Simplify right side
    101,540.13x = 4,214,138,413.93
  5. Step 5: Solve for x
    x = 4,214,138,413.93/101,540.13
  6. Step 6: Final answer
    x = 41,502.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.