Home / 166,204.56-229,362.28-90,753.12

Finding the Fourth Proportional to 166,204.56, 229,362.28 and 90,753.12

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Solution

The fourth proportional to 166,204.56, 229,362.28 and 90,753.12 is: 125,239.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,204.56 : 229,362.28 = 90,753.12 : x
  2. Step 2: Convert to fraction form
    166,204.56/229,362.28 = 90,753.12/x
  3. Step 3: Cross multiply
    166,204.56x = 229,362.28 × 90,753.12
  4. Step 4: Simplify right side
    166,204.56x = 20,815,342,520.31
  5. Step 5: Solve for x
    x = 20,815,342,520.31/166,204.56
  6. Step 6: Final answer
    x = 125,239.30

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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.