Home / 276,997.50-382,191.45-168,099.36

Finding the Fourth Proportional to 276,997.50, 382,191.45 and 168,099.36

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Solution

The fourth proportional to 276,997.50, 382,191.45 and 168,099.36 is: 231,937.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,997.50 : 382,191.45 = 168,099.36 : x
  2. Step 2: Convert to fraction form
    276,997.50/382,191.45 = 168,099.36/x
  3. Step 3: Cross multiply
    276,997.50x = 382,191.45 × 168,099.36
  4. Step 4: Simplify right side
    276,997.50x = 64,246,138,142.47
  5. Step 5: Solve for x
    x = 64,246,138,142.47/276,997.50
  6. Step 6: Final answer
    x = 231,937.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.