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Finding the Fourth Proportional to 73,544.80, 110,317.20 and 50,216.80

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Solution

The fourth proportional to 73,544.80, 110,317.20 and 50,216.80 is: 75,325.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,544.80 : 110,317.20 = 50,216.80 : x
  2. Step 2: Convert to fraction form
    73,544.80/110,317.20 = 50,216.80/x
  3. Step 3: Cross multiply
    73,544.80x = 110,317.20 × 50,216.80
  4. Step 4: Simplify right side
    73,544.80x = 5,539,776,768.96
  5. Step 5: Solve for x
    x = 5,539,776,768.96/73,544.80
  6. Step 6: Final answer
    x = 75,325.20

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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.