Home / 132,811.40-199,217.10-88,293.80

Finding the Fourth Proportional to 132,811.40, 199,217.10 and 88,293.80

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Solution

The fourth proportional to 132,811.40, 199,217.10 and 88,293.80 is: 132,440.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,811.40 : 199,217.10 = 88,293.80 : x
  2. Step 2: Convert to fraction form
    132,811.40/199,217.10 = 88,293.80/x
  3. Step 3: Cross multiply
    132,811.40x = 199,217.10 × 88,293.80
  4. Step 4: Simplify right side
    132,811.40x = 17,589,634,783.98
  5. Step 5: Solve for x
    x = 17,589,634,783.98/132,811.40
  6. Step 6: Final answer
    x = 132,440.70

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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.