Home / 166,632.75-229,953.20-91,181.25

Finding the Fourth Proportional to 166,632.75, 229,953.20 and 91,181.25

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Solution

The fourth proportional to 166,632.75, 229,953.20 and 91,181.25 is: 125,830.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,632.75 : 229,953.20 = 91,181.25 : x
  2. Step 2: Convert to fraction form
    166,632.75/229,953.20 = 91,181.25/x
  3. Step 3: Cross multiply
    166,632.75x = 229,953.20 × 91,181.25
  4. Step 4: Simplify right side
    166,632.75x = 20,967,419,761.59
  5. Step 5: Solve for x
    x = 20,967,419,761.59/166,632.75
  6. Step 6: Final answer
    x = 125,830.13

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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.