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Finding the Fourth Proportional to 59,997.44, 89,998.58 and 20,558.54

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Solution

The fourth proportional to 59,997.44, 89,998.58 and 20,558.54 is: 30,838.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,997.44 : 89,998.58 = 20,558.54 : x
  2. Step 2: Convert to fraction form
    59,997.44/89,998.58 = 20,558.54/x
  3. Step 3: Cross multiply
    59,997.44x = 89,998.58 × 20,558.54
  4. Step 4: Simplify right side
    59,997.44x = 1,850,239,406.87
  5. Step 5: Solve for x
    x = 1,850,239,406.87/59,997.44
  6. Step 6: Final answer
    x = 30,838.64

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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.