Home / 166,591.35-229,896.08-90,110.41

Finding the Fourth Proportional to 166,591.35, 229,896.08 and 90,110.41

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Solution

The fourth proportional to 166,591.35, 229,896.08 and 90,110.41 is: 124,352.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,591.35 : 229,896.08 = 90,110.41 : x
  2. Step 2: Convert to fraction form
    166,591.35/229,896.08 = 90,110.41/x
  3. Step 3: Cross multiply
    166,591.35x = 229,896.08 × 90,110.41
  4. Step 4: Simplify right side
    166,591.35x = 20,716,028,876.71
  5. Step 5: Solve for x
    x = 20,716,028,876.71/166,591.35
  6. Step 6: Final answer
    x = 124,352.37

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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.