Home / 161,974.57-242,964.01-56,796.61

Finding the Fourth Proportional to 161,974.57, 242,964.01 and 56,796.61

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Solution

The fourth proportional to 161,974.57, 242,964.01 and 56,796.61 is: 85,195.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,974.57 : 242,964.01 = 56,796.61 : x
  2. Step 2: Convert to fraction form
    161,974.57/242,964.01 = 56,796.61/x
  3. Step 3: Cross multiply
    161,974.57x = 242,964.01 × 56,796.61
  4. Step 4: Simplify right side
    161,974.57x = 13,799,530,763.19
  5. Step 5: Solve for x
    x = 13,799,530,763.19/161,974.57
  6. Step 6: Final answer
    x = 85,195.66

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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.