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Finding the Fourth Proportional to 169,046.31, 233,291.20 and 93,594.81

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Solution

The fourth proportional to 169,046.31, 233,291.20 and 93,594.81 is: 129,164.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,046.31 : 233,291.20 = 93,594.81 : x
  2. Step 2: Convert to fraction form
    169,046.31/233,291.20 = 93,594.81/x
  3. Step 3: Cross multiply
    169,046.31x = 233,291.20 × 93,594.81
  4. Step 4: Simplify right side
    169,046.31x = 21,834,845,538.67
  5. Step 5: Solve for x
    x = 21,834,845,538.67/169,046.31
  6. Step 6: Final answer
    x = 129,164.88

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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.