Home / 166,396.28-229,600.32-94,777.70

Finding the Fourth Proportional to 166,396.28, 229,600.32 and 94,777.70

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Solution

The fourth proportional to 166,396.28, 229,600.32 and 94,777.70 is: 130,778.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,396.28 : 229,600.32 = 94,777.70 : x
  2. Step 2: Convert to fraction form
    166,396.28/229,600.32 = 94,777.70/x
  3. Step 3: Cross multiply
    166,396.28x = 229,600.32 × 94,777.70
  4. Step 4: Simplify right side
    166,396.28x = 21,760,990,248.86
  5. Step 5: Solve for x
    x = 21,760,990,248.86/166,396.28
  6. Step 6: Final answer
    x = 130,778.11

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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.