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Finding the Fourth Proportional to 169,459.87, 233,873.05 and 108,262.02

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Solution

The fourth proportional to 169,459.87, 233,873.05 and 108,262.02 is: 149,413.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,459.87 : 233,873.05 = 108,262.02 : x
  2. Step 2: Convert to fraction form
    169,459.87/233,873.05 = 108,262.02/x
  3. Step 3: Cross multiply
    169,459.87x = 233,873.05 × 108,262.02
  4. Step 4: Simplify right side
    169,459.87x = 25,319,570,170.97
  5. Step 5: Solve for x
    x = 25,319,570,170.97/169,459.87
  6. Step 6: Final answer
    x = 149,413.37

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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.