Home / 161,350.78-242,016.92-61,521.06

Finding the Fourth Proportional to 161,350.78, 242,016.92 and 61,521.06

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Solution

The fourth proportional to 161,350.78, 242,016.92 and 61,521.06 is: 92,278.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,350.78 : 242,016.92 = 61,521.06 : x
  2. Step 2: Convert to fraction form
    161,350.78/242,016.92 = 61,521.06/x
  3. Step 3: Cross multiply
    161,350.78x = 242,016.92 × 61,521.06
  4. Step 4: Simplify right side
    161,350.78x = 14,889,137,456.34
  5. Step 5: Solve for x
    x = 14,889,137,456.34/161,350.78
  6. Step 6: Final answer
    x = 92,278.06

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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.