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Finding the Fourth Proportional to 59,329.50, 81,874.08 and 33,840.03

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Solution

The fourth proportional to 59,329.50, 81,874.08 and 33,840.03 is: 46,698.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,329.50 : 81,874.08 = 33,840.03 : x
  2. Step 2: Convert to fraction form
    59,329.50/81,874.08 = 33,840.03/x
  3. Step 3: Cross multiply
    59,329.50x = 81,874.08 × 33,840.03
  4. Step 4: Simplify right side
    59,329.50x = 2,770,621,323.42
  5. Step 5: Solve for x
    x = 2,770,621,323.42/59,329.50
  6. Step 6: Final answer
    x = 46,698.88

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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.