Home / 68,049.12-102,094.42-34,792.54

Finding the Fourth Proportional to 68,049.12, 102,094.42 and 34,792.54

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Solution

The fourth proportional to 68,049.12, 102,094.42 and 34,792.54 is: 52,199.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,049.12 : 102,094.42 = 34,792.54 : x
  2. Step 2: Convert to fraction form
    68,049.12/102,094.42 = 34,792.54/x
  3. Step 3: Cross multiply
    68,049.12x = 102,094.42 × 34,792.54
  4. Step 4: Simplify right side
    68,049.12x = 3,552,123,816.79
  5. Step 5: Solve for x
    x = 3,552,123,816.79/68,049.12
  6. Step 6: Final answer
    x = 52,199.41

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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.