Home / 73,986.40-110,979.60-27,233.20

Finding the Fourth Proportional to 73,986.40, 110,979.60 and 27,233.20

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Solution

The fourth proportional to 73,986.40, 110,979.60 and 27,233.20 is: 40,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,986.40 : 110,979.60 = 27,233.20 : x
  2. Step 2: Convert to fraction form
    73,986.40/110,979.60 = 27,233.20/x
  3. Step 3: Cross multiply
    73,986.40x = 110,979.60 × 27,233.20
  4. Step 4: Simplify right side
    73,986.40x = 3,022,329,642.72
  5. Step 5: Solve for x
    x = 3,022,329,642.72/73,986.40
  6. Step 6: Final answer
    x = 40,849.80

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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.