Home / 54,249.55-81,308.61-23,019.19

Finding the Fourth Proportional to 54,249.55, 81,308.61 and 23,019.19

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Solution

The fourth proportional to 54,249.55, 81,308.61 and 23,019.19 is: 34,500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,249.55 : 81,308.61 = 23,019.19 : x
  2. Step 2: Convert to fraction form
    54,249.55/81,308.61 = 23,019.19/x
  3. Step 3: Cross multiply
    54,249.55x = 81,308.61 × 23,019.19
  4. Step 4: Simplify right side
    54,249.55x = 1,871,658,138.95
  5. Step 5: Solve for x
    x = 1,871,658,138.95/54,249.55
  6. Step 6: Final answer
    x = 34,500.90

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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.