Home / 172,481.02-258,722.67-60,160.82

Finding the Fourth Proportional to 172,481.02, 258,722.67 and 60,160.82

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Solution

The fourth proportional to 172,481.02, 258,722.67 and 60,160.82 is: 90,241.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,481.02 : 258,722.67 = 60,160.82 : x
  2. Step 2: Convert to fraction form
    172,481.02/258,722.67 = 60,160.82/x
  3. Step 3: Cross multiply
    172,481.02x = 258,722.67 × 60,160.82
  4. Step 4: Simplify right side
    172,481.02x = 15,564,967,979.79
  5. Step 5: Solve for x
    x = 15,564,967,979.79/172,481.02
  6. Step 6: Final answer
    x = 90,241.63

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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.