Home / 166,411.78-229,621.44-94,793.20

Finding the Fourth Proportional to 166,411.78, 229,621.44 and 94,793.20

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Solution

The fourth proportional to 166,411.78, 229,621.44 and 94,793.20 is: 130,799.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,411.78 : 229,621.44 = 94,793.20 : x
  2. Step 2: Convert to fraction form
    166,411.78/229,621.44 = 94,793.20/x
  3. Step 3: Cross multiply
    166,411.78x = 229,621.44 × 94,793.20
  4. Step 4: Simplify right side
    166,411.78x = 21,766,551,086.21
  5. Step 5: Solve for x
    x = 21,766,551,086.21/166,411.78
  6. Step 6: Final answer
    x = 130,799.34

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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.