Home / 166,659.24-229,990.50-91,207.56

Finding the Fourth Proportional to 166,659.24, 229,990.50 and 91,207.56

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Solution

The fourth proportional to 166,659.24, 229,990.50 and 91,207.56 is: 125,866.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,659.24 : 229,990.50 = 91,207.56 : x
  2. Step 2: Convert to fraction form
    166,659.24/229,990.50 = 91,207.56/x
  3. Step 3: Cross multiply
    166,659.24x = 229,990.50 × 91,207.56
  4. Step 4: Simplify right side
    166,659.24x = 20,976,872,328.18
  5. Step 5: Solve for x
    x = 20,976,872,328.18/166,659.24
  6. Step 6: Final answer
    x = 125,866.84

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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.