Home / 45,399.15-62,633.66-28,163.57

Finding the Fourth Proportional to 45,399.15, 62,633.66 and 28,163.57

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Solution

The fourth proportional to 45,399.15, 62,633.66 and 28,163.57 is: 38,855.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,399.15 : 62,633.66 = 28,163.57 : x
  2. Step 2: Convert to fraction form
    45,399.15/62,633.66 = 28,163.57/x
  3. Step 3: Cross multiply
    45,399.15x = 62,633.66 × 28,163.57
  4. Step 4: Simplify right side
    45,399.15x = 1,763,987,013.78
  5. Step 5: Solve for x
    x = 1,763,987,013.78/45,399.15
  6. Step 6: Final answer
    x = 38,855.07

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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.