Home / 68,470.47-102,635.23-33,366.69

Finding the Fourth Proportional to 68,470.47, 102,635.23 and 33,366.69

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Solution

The fourth proportional to 68,470.47, 102,635.23 and 33,366.69 is: 50,015.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,470.47 : 102,635.23 = 33,366.69 : x
  2. Step 2: Convert to fraction form
    68,470.47/102,635.23 = 33,366.69/x
  3. Step 3: Cross multiply
    68,470.47x = 102,635.23 × 33,366.69
  4. Step 4: Simplify right side
    68,470.47x = 3,424,597,305.90
  5. Step 5: Solve for x
    x = 3,424,597,305.90/68,470.47
  6. Step 6: Final answer
    x = 50,015.69

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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.