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Finding the Fourth Proportional to 55,481.79, 83,226.87 and 16,039.20

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Solution

The fourth proportional to 55,481.79, 83,226.87 and 16,039.20 is: 24,060.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,481.79 : 83,226.87 = 16,039.20 : x
  2. Step 2: Convert to fraction form
    55,481.79/83,226.87 = 16,039.20/x
  3. Step 3: Cross multiply
    55,481.79x = 83,226.87 × 16,039.20
  4. Step 4: Simplify right side
    55,481.79x = 1,334,892,413.30
  5. Step 5: Solve for x
    x = 1,334,892,413.30/55,481.79
  6. Step 6: Final answer
    x = 24,060.01

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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.