Home / 118,300.20-177,450.30-35,194.20

Finding the Fourth Proportional to 118,300.20, 177,450.30 and 35,194.20

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Solution

The fourth proportional to 118,300.20, 177,450.30 and 35,194.20 is: 52,791.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,300.20 : 177,450.30 = 35,194.20 : x
  2. Step 2: Convert to fraction form
    118,300.20/177,450.30 = 35,194.20/x
  3. Step 3: Cross multiply
    118,300.20x = 177,450.30 × 35,194.20
  4. Step 4: Simplify right side
    118,300.20x = 6,245,221,348.26
  5. Step 5: Solve for x
    x = 6,245,221,348.26/118,300.20
  6. Step 6: Final answer
    x = 52,791.30

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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.