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Finding the Fourth Proportional to 107,806.32, 161,734.10 and 32,937.12

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Solution

The fourth proportional to 107,806.32, 161,734.10 and 32,937.12 is: 49,413.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,806.32 : 161,734.10 = 32,937.12 : x
  2. Step 2: Convert to fraction form
    107,806.32/161,734.10 = 32,937.12/x
  3. Step 3: Cross multiply
    107,806.32x = 161,734.10 × 32,937.12
  4. Step 4: Simplify right side
    107,806.32x = 5,327,055,295.11
  5. Step 5: Solve for x
    x = 5,327,055,295.11/107,806.32
  6. Step 6: Final answer
    x = 49,413.20

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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.