Home / 161,116.62-241,768.55-66,356.34

Finding the Fourth Proportional to 161,116.62, 241,768.55 and 66,356.34

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Solution

The fourth proportional to 161,116.62, 241,768.55 and 66,356.34 is: 99,573.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,116.62 : 241,768.55 = 66,356.34 : x
  2. Step 2: Convert to fraction form
    161,116.62/241,768.55 = 66,356.34/x
  3. Step 3: Cross multiply
    161,116.62x = 241,768.55 × 66,356.34
  4. Step 4: Simplify right side
    161,116.62x = 16,042,876,105.11
  5. Step 5: Solve for x
    x = 16,042,876,105.11/161,116.62
  6. Step 6: Final answer
    x = 99,573.07

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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.