Home / 68,220.62-102,350.38-49,519.34

Finding the Fourth Proportional to 68,220.62, 102,350.38 and 49,519.34

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Solution

The fourth proportional to 68,220.62, 102,350.38 and 49,519.34 is: 74,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,220.62 : 102,350.38 = 49,519.34 : x
  2. Step 2: Convert to fraction form
    68,220.62/102,350.38 = 49,519.34/x
  3. Step 3: Cross multiply
    68,220.62x = 102,350.38 × 49,519.34
  4. Step 4: Simplify right side
    68,220.62x = 5,068,323,266.35
  5. Step 5: Solve for x
    x = 5,068,323,266.35/68,220.62
  6. Step 6: Final answer
    x = 74,293.13

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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.