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Finding the Fourth Proportional to 88,015.82, 132,023.12 and 35,424.54

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Solution

The fourth proportional to 88,015.82, 132,023.12 and 35,424.54 is: 53,136.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,015.82 : 132,023.12 = 35,424.54 : x
  2. Step 2: Convert to fraction form
    88,015.82/132,023.12 = 35,424.54/x
  3. Step 3: Cross multiply
    88,015.82x = 132,023.12 × 35,424.54
  4. Step 4: Simplify right side
    88,015.82x = 4,676,858,118.24
  5. Step 5: Solve for x
    x = 4,676,858,118.24/88,015.82
  6. Step 6: Final answer
    x = 53,136.57

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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.