Home / 265,230.24-397,954.80-107,418.48

Finding the Fourth Proportional to 265,230.24, 397,954.80 and 107,418.48

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Solution

The fourth proportional to 265,230.24, 397,954.80 and 107,418.48 is: 161,172.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,230.24 : 397,954.80 = 107,418.48 : x
  2. Step 2: Convert to fraction form
    265,230.24/397,954.80 = 107,418.48/x
  3. Step 3: Cross multiply
    265,230.24x = 397,954.80 × 107,418.48
  4. Step 4: Simplify right side
    265,230.24x = 42,747,699,724.70
  5. Step 5: Solve for x
    x = 42,747,699,724.70/265,230.24
  6. Step 6: Final answer
    x = 161,172.04

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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.