Home / 48,744.80-73,117.20-19,163.60

Finding the Fourth Proportional to 48,744.80, 73,117.20 and 19,163.60

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Solution

The fourth proportional to 48,744.80, 73,117.20 and 19,163.60 is: 28,745.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,744.80 : 73,117.20 = 19,163.60 : x
  2. Step 2: Convert to fraction form
    48,744.80/73,117.20 = 19,163.60/x
  3. Step 3: Cross multiply
    48,744.80x = 73,117.20 × 19,163.60
  4. Step 4: Simplify right side
    48,744.80x = 1,401,188,773.92
  5. Step 5: Solve for x
    x = 1,401,188,773.92/48,744.80
  6. Step 6: Final answer
    x = 28,745.40

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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.