Home / 232,043.81-319,621.49-163,942.56

Finding the Fourth Proportional to 232,043.81, 319,621.49 and 163,942.56

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Solution

The fourth proportional to 232,043.81, 319,621.49 and 163,942.56 is: 225,817.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,043.81 : 319,621.49 = 163,942.56 : x
  2. Step 2: Convert to fraction form
    232,043.81/319,621.49 = 163,942.56/x
  3. Step 3: Cross multiply
    232,043.81x = 319,621.49 × 163,942.56
  4. Step 4: Simplify right side
    232,043.81x = 52,399,566,910.05
  5. Step 5: Solve for x
    x = 52,399,566,910.05/232,043.81
  6. Step 6: Final answer
    x = 225,817.56

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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.