Home / 166,881.24-230,294.34-91,429.56

Finding the Fourth Proportional to 166,881.24, 230,294.34 and 91,429.56

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Solution

The fourth proportional to 166,881.24, 230,294.34 and 91,429.56 is: 126,171.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,881.24 : 230,294.34 = 91,429.56 : x
  2. Step 2: Convert to fraction form
    166,881.24/230,294.34 = 91,429.56/x
  3. Step 3: Cross multiply
    166,881.24x = 230,294.34 × 91,429.56
  4. Step 4: Simplify right side
    166,881.24x = 21,055,710,176.69
  5. Step 5: Solve for x
    x = 21,055,710,176.69/166,881.24
  6. Step 6: Final answer
    x = 126,171.82

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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.