Home / 166,493.34-229,691.16-109,146.42

Finding the Fourth Proportional to 166,493.34, 229,691.16 and 109,146.42

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Solution

The fourth proportional to 166,493.34, 229,691.16 and 109,146.42 is: 150,576.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,493.34 : 229,691.16 = 109,146.42 : x
  2. Step 2: Convert to fraction form
    166,493.34/229,691.16 = 109,146.42/x
  3. Step 3: Cross multiply
    166,493.34x = 229,691.16 × 109,146.42
  4. Step 4: Simplify right side
    166,493.34x = 25,069,967,819.65
  5. Step 5: Solve for x
    x = 25,069,967,819.65/166,493.34
  6. Step 6: Final answer
    x = 150,576.40

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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.