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Finding the Fourth Proportional to 169,265.60, 233,480.31 and 108,914.66

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Solution

The fourth proportional to 169,265.60, 233,480.31 and 108,914.66 is: 150,233.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,265.60 : 233,480.31 = 108,914.66 : x
  2. Step 2: Convert to fraction form
    169,265.60/233,480.31 = 108,914.66/x
  3. Step 3: Cross multiply
    169,265.60x = 233,480.31 × 108,914.66
  4. Step 4: Simplify right side
    169,265.60x = 25,429,428,580.34
  5. Step 5: Solve for x
    x = 25,429,428,580.34/169,265.60
  6. Step 6: Final answer
    x = 150,233.88

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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.