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Finding the Fourth Proportional to 169,523.56, 233,943.42 and 94,072.06

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Solution

The fourth proportional to 169,523.56, 233,943.42 and 94,072.06 is: 129,819.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,523.56 : 233,943.42 = 94,072.06 : x
  2. Step 2: Convert to fraction form
    169,523.56/233,943.42 = 94,072.06/x
  3. Step 3: Cross multiply
    169,523.56x = 233,943.42 × 94,072.06
  4. Step 4: Simplify right side
    169,523.56x = 22,007,539,442.85
  5. Step 5: Solve for x
    x = 22,007,539,442.85/169,523.56
  6. Step 6: Final answer
    x = 129,819.95

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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.