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Finding the Fourth Proportional to 60,759, 83,850.66 and 35,616.60

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Solution

The fourth proportional to 60,759, 83,850.66 and 35,616.60 is: 49,152.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,759 : 83,850.66 = 35,616.60 : x
  2. Step 2: Convert to fraction form
    60,759/83,850.66 = 35,616.60/x
  3. Step 3: Cross multiply
    60,759x = 83,850.66 × 35,616.60
  4. Step 4: Simplify right side
    60,759x = 2,986,475,416.96
  5. Step 5: Solve for x
    x = 2,986,475,416.96/60,759
  6. Step 6: Final answer
    x = 49,152.81

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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.