Home / 194,948.92-268,917.20-117,370.56

Finding the Fourth Proportional to 194,948.92, 268,917.20 and 117,370.56

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Solution

The fourth proportional to 194,948.92, 268,917.20 and 117,370.56 is: 161,903.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,948.92 : 268,917.20 = 117,370.56 : x
  2. Step 2: Convert to fraction form
    194,948.92/268,917.20 = 117,370.56/x
  3. Step 3: Cross multiply
    194,948.92x = 268,917.20 × 117,370.56
  4. Step 4: Simplify right side
    194,948.92x = 31,562,962,357.63
  5. Step 5: Solve for x
    x = 31,562,962,357.63/194,948.92
  6. Step 6: Final answer
    x = 161,903.76

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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.