Home / 126,232.20-189,348.30-63,894.60

Finding the Fourth Proportional to 126,232.20, 189,348.30 and 63,894.60

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Solution

The fourth proportional to 126,232.20, 189,348.30 and 63,894.60 is: 95,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,232.20 : 189,348.30 = 63,894.60 : x
  2. Step 2: Convert to fraction form
    126,232.20/189,348.30 = 63,894.60/x
  3. Step 3: Cross multiply
    126,232.20x = 189,348.30 × 63,894.60
  4. Step 4: Simplify right side
    126,232.20x = 12,098,333,889.18
  5. Step 5: Solve for x
    x = 12,098,333,889.18/126,232.20
  6. Step 6: Final answer
    x = 95,841.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.