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Finding the Fourth Proportional to 201,874.70, 302,856.38 and 59,708.87

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Solution

The fourth proportional to 201,874.70, 302,856.38 and 59,708.87 is: 89,576.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,874.70 : 302,856.38 = 59,708.87 : x
  2. Step 2: Convert to fraction form
    201,874.70/302,856.38 = 59,708.87/x
  3. Step 3: Cross multiply
    201,874.70x = 302,856.38 × 59,708.87
  4. Step 4: Simplify right side
    201,874.70x = 18,083,212,222.09
  5. Step 5: Solve for x
    x = 18,083,212,222.09/201,874.70
  6. Step 6: Final answer
    x = 89,576.42

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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.