Home / 166,347.52-229,565.24-90,900.88

Finding the Fourth Proportional to 166,347.52, 229,565.24 and 90,900.88

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Solution

The fourth proportional to 166,347.52, 229,565.24 and 90,900.88 is: 125,446.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,347.52 : 229,565.24 = 90,900.88 : x
  2. Step 2: Convert to fraction form
    166,347.52/229,565.24 = 90,900.88/x
  3. Step 3: Cross multiply
    166,347.52x = 229,565.24 × 90,900.88
  4. Step 4: Simplify right side
    166,347.52x = 20,867,682,333.41
  5. Step 5: Solve for x
    x = 20,867,682,333.41/166,347.52
  6. Step 6: Final answer
    x = 125,446.31

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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.