Home / 194,650.92-268,989.56-140,381.19

Finding the Fourth Proportional to 194,650.92, 268,989.56 and 140,381.19

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Solution

The fourth proportional to 194,650.92, 268,989.56 and 140,381.19 is: 193,993.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,650.92 : 268,989.56 = 140,381.19 : x
  2. Step 2: Convert to fraction form
    194,650.92/268,989.56 = 140,381.19/x
  3. Step 3: Cross multiply
    194,650.92x = 268,989.56 × 140,381.19
  4. Step 4: Simplify right side
    194,650.92x = 37,761,073,828.47
  5. Step 5: Solve for x
    x = 37,761,073,828.47/194,650.92
  6. Step 6: Final answer
    x = 193,993.81

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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.