Home / 166,833.18-230,232.78-91,376.82

Finding the Fourth Proportional to 166,833.18, 230,232.78 and 91,376.82

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Solution

The fourth proportional to 166,833.18, 230,232.78 and 91,376.82 is: 126,101.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,833.18 : 230,232.78 = 91,376.82 : x
  2. Step 2: Convert to fraction form
    166,833.18/230,232.78 = 91,376.82/x
  3. Step 3: Cross multiply
    166,833.18x = 230,232.78 × 91,376.82
  4. Step 4: Simplify right side
    166,833.18x = 21,037,939,296.16
  5. Step 5: Solve for x
    x = 21,037,939,296.16/166,833.18
  6. Step 6: Final answer
    x = 126,101.65

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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.