Home / 159,076.10-238,608.68-40,748.46

Finding the Fourth Proportional to 159,076.10, 238,608.68 and 40,748.46

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Solution

The fourth proportional to 159,076.10, 238,608.68 and 40,748.46 is: 61,121.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,076.10 : 238,608.68 = 40,748.46 : x
  2. Step 2: Convert to fraction form
    159,076.10/238,608.68 = 40,748.46/x
  3. Step 3: Cross multiply
    159,076.10x = 238,608.68 × 40,748.46
  4. Step 4: Simplify right side
    159,076.10x = 9,722,936,048.89
  5. Step 5: Solve for x
    x = 9,722,936,048.89/159,076.10
  6. Step 6: Final answer
    x = 61,121.29

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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.