Home / 132,116.49-198,195.41-43,349.80

Finding the Fourth Proportional to 132,116.49, 198,195.41 and 43,349.80

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Solution

The fourth proportional to 132,116.49, 198,195.41 and 43,349.80 is: 65,031.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,116.49 : 198,195.41 = 43,349.80 : x
  2. Step 2: Convert to fraction form
    132,116.49/198,195.41 = 43,349.80/x
  3. Step 3: Cross multiply
    132,116.49x = 198,195.41 × 43,349.80
  4. Step 4: Simplify right side
    132,116.49x = 8,591,731,384.42
  5. Step 5: Solve for x
    x = 8,591,731,384.42/132,116.49
  6. Step 6: Final answer
    x = 65,031.48

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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.