Home / 73,998.20-110,778.60-49,066.40

Finding the Fourth Proportional to 73,998.20, 110,778.60 and 49,066.40

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Solution

The fourth proportional to 73,998.20, 110,778.60 and 49,066.40 is: 73,454.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,998.20 : 110,778.60 = 49,066.40 : x
  2. Step 2: Convert to fraction form
    73,998.20/110,778.60 = 49,066.40/x
  3. Step 3: Cross multiply
    73,998.20x = 110,778.60 × 49,066.40
  4. Step 4: Simplify right side
    73,998.20x = 5,435,507,099.04
  5. Step 5: Solve for x
    x = 5,435,507,099.04/73,998.20
  6. Step 6: Final answer
    x = 73,454.59

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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.