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Finding the Fourth Proportional to 60,847.77, 83,969.75 and 33,990.33

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Solution

The fourth proportional to 60,847.77, 83,969.75 and 33,990.33 is: 46,906.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,847.77 : 83,969.75 = 33,990.33 : x
  2. Step 2: Convert to fraction form
    60,847.77/83,969.75 = 33,990.33/x
  3. Step 3: Cross multiply
    60,847.77x = 83,969.75 × 33,990.33
  4. Step 4: Simplify right side
    60,847.77x = 2,854,159,512.52
  5. Step 5: Solve for x
    x = 2,854,159,512.52/60,847.77
  6. Step 6: Final answer
    x = 46,906.56

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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.