Home / 247,736.44-371,618.79-70,229.50

Finding the Fourth Proportional to 247,736.44, 371,618.79 and 70,229.50

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Solution

The fourth proportional to 247,736.44, 371,618.79 and 70,229.50 is: 105,348.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,736.44 : 371,618.79 = 70,229.50 : x
  2. Step 2: Convert to fraction form
    247,736.44/371,618.79 = 70,229.50/x
  3. Step 3: Cross multiply
    247,736.44x = 371,618.79 × 70,229.50
  4. Step 4: Simplify right side
    247,736.44x = 26,098,601,812.31
  5. Step 5: Solve for x
    x = 26,098,601,812.31/247,736.44
  6. Step 6: Final answer
    x = 105,348.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.