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Finding the Fourth Proportional to 201,716.97, 302,608.26 and 59,576.61

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Solution

The fourth proportional to 201,716.97, 302,608.26 and 59,576.61 is: 89,374.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,716.97 : 302,608.26 = 59,576.61 : x
  2. Step 2: Convert to fraction form
    201,716.97/302,608.26 = 59,576.61/x
  3. Step 3: Cross multiply
    201,716.97x = 302,608.26 × 59,576.61
  4. Step 4: Simplify right side
    201,716.97x = 18,028,374,288.80
  5. Step 5: Solve for x
    x = 18,028,374,288.80/201,716.97
  6. Step 6: Final answer
    x = 89,374.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.