Home / 49,301.60-73,952.40-18,132.80

Finding the Fourth Proportional to 49,301.60, 73,952.40 and 18,132.80

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Solution

The fourth proportional to 49,301.60, 73,952.40 and 18,132.80 is: 27,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,301.60 : 73,952.40 = 18,132.80 : x
  2. Step 2: Convert to fraction form
    49,301.60/73,952.40 = 18,132.80/x
  3. Step 3: Cross multiply
    49,301.60x = 73,952.40 × 18,132.80
  4. Step 4: Simplify right side
    49,301.60x = 1,340,964,078.72
  5. Step 5: Solve for x
    x = 1,340,964,078.72/49,301.60
  6. Step 6: Final answer
    x = 27,199.20

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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.