Home / 265,003.45-397,592.66-107,145.79

Finding the Fourth Proportional to 265,003.45, 397,592.66 and 107,145.79

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Solution

The fourth proportional to 265,003.45, 397,592.66 and 107,145.79 is: 160,754.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,003.45 : 397,592.66 = 107,145.79 : x
  2. Step 2: Convert to fraction form
    265,003.45/397,592.66 = 107,145.79/x
  3. Step 3: Cross multiply
    265,003.45x = 397,592.66 × 107,145.79
  4. Step 4: Simplify right side
    265,003.45x = 42,600,380,862.90
  5. Step 5: Solve for x
    x = 42,600,380,862.90/265,003.45
  6. Step 6: Final answer
    x = 160,754.06

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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.