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Finding the Fourth Proportional to 169,389.69, 233,768.25 and 93,938.19

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Solution

The fourth proportional to 169,389.69, 233,768.25 and 93,938.19 is: 129,640.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,389.69 : 233,768.25 = 93,938.19 : x
  2. Step 2: Convert to fraction form
    169,389.69/233,768.25 = 93,938.19/x
  3. Step 3: Cross multiply
    169,389.69x = 233,768.25 × 93,938.19
  4. Step 4: Simplify right side
    169,389.69x = 21,959,766,284.47
  5. Step 5: Solve for x
    x = 21,959,766,284.47/169,389.69
  6. Step 6: Final answer
    x = 129,640.51

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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.