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Finding the Fourth Proportional to 169,738.80, 234,239.60 and 93,262.79

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Solution

The fourth proportional to 169,738.80, 234,239.60 and 93,262.79 is: 128,702.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,738.80 : 234,239.60 = 93,262.79 : x
  2. Step 2: Convert to fraction form
    169,738.80/234,239.60 = 93,262.79/x
  3. Step 3: Cross multiply
    169,738.80x = 234,239.60 × 93,262.79
  4. Step 4: Simplify right side
    169,738.80x = 21,845,838,624.48
  5. Step 5: Solve for x
    x = 21,845,838,624.48/169,738.80
  6. Step 6: Final answer
    x = 128,702.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.