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Finding the Fourth Proportional to 60,321.79, 83,236.49 and 33,457.33

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Solution

The fourth proportional to 60,321.79, 83,236.49 and 33,457.33 is: 46,166.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,321.79 : 83,236.49 = 33,457.33 : x
  2. Step 2: Convert to fraction form
    60,321.79/83,236.49 = 33,457.33/x
  3. Step 3: Cross multiply
    60,321.79x = 83,236.49 × 33,457.33
  4. Step 4: Simplify right side
    60,321.79x = 2,784,870,297.79
  5. Step 5: Solve for x
    x = 2,784,870,297.79/60,321.79
  6. Step 6: Final answer
    x = 46,166.91

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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.