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Finding the Fourth Proportional to 67,893.89, 101,816.53 and 23,508.72

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Solution

The fourth proportional to 67,893.89, 101,816.53 and 23,508.72 is: 35,254.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,893.89 : 101,816.53 = 23,508.72 : x
  2. Step 2: Convert to fraction form
    67,893.89/101,816.53 = 23,508.72/x
  3. Step 3: Cross multiply
    67,893.89x = 101,816.53 × 23,508.72
  4. Step 4: Simplify right side
    67,893.89x = 2,393,576,236.37
  5. Step 5: Solve for x
    x = 2,393,576,236.37/67,893.89
  6. Step 6: Final answer
    x = 35,254.67

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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.