Home / 79,260.80-109,380.04-43,452.12

Finding the Fourth Proportional to 79,260.80, 109,380.04 and 43,452.12

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Solution

The fourth proportional to 79,260.80, 109,380.04 and 43,452.12 is: 59,964.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,260.80 : 109,380.04 = 43,452.12 : x
  2. Step 2: Convert to fraction form
    79,260.80/109,380.04 = 43,452.12/x
  3. Step 3: Cross multiply
    79,260.80x = 109,380.04 × 43,452.12
  4. Step 4: Simplify right side
    79,260.80x = 4,752,794,623.68
  5. Step 5: Solve for x
    x = 4,752,794,623.68/79,260.80
  6. Step 6: Final answer
    x = 59,964.00

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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.