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Finding the Fourth Proportional to 88,396.68, 132,489.58 and 61,597.52

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Solution

The fourth proportional to 88,396.68, 132,489.58 and 61,597.52 is: 92,322.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,396.68 : 132,489.58 = 61,597.52 : x
  2. Step 2: Convert to fraction form
    88,396.68/132,489.58 = 61,597.52/x
  3. Step 3: Cross multiply
    88,396.68x = 132,489.58 × 61,597.52
  4. Step 4: Simplify right side
    88,396.68x = 8,161,029,553.84
  5. Step 5: Solve for x
    x = 8,161,029,553.84/88,396.68
  6. Step 6: Final answer
    x = 92,322.81

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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.