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Finding the Fourth Proportional to 60,087.81, 82,919.81 and 33,230.54

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Solution

The fourth proportional to 60,087.81, 82,919.81 and 33,230.54 is: 45,857.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,087.81 : 82,919.81 = 33,230.54 : x
  2. Step 2: Convert to fraction form
    60,087.81/82,919.81 = 33,230.54/x
  3. Step 3: Cross multiply
    60,087.81x = 82,919.81 × 33,230.54
  4. Step 4: Simplify right side
    60,087.81x = 2,755,470,063.00
  5. Step 5: Solve for x
    x = 2,755,470,063.00/60,087.81
  6. Step 6: Final answer
    x = 45,857.39

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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.