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Finding the Fourth Proportional to 88,239.60, 132,345 and 25,063.92

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Solution

The fourth proportional to 88,239.60, 132,345 and 25,063.92 is: 37,591.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,239.60 : 132,345 = 25,063.92 : x
  2. Step 2: Convert to fraction form
    88,239.60/132,345 = 25,063.92/x
  3. Step 3: Cross multiply
    88,239.60x = 132,345 × 25,063.92
  4. Step 4: Simplify right side
    88,239.60x = 3,317,084,492.40
  5. Step 5: Solve for x
    x = 3,317,084,492.40/88,239.60
  6. Step 6: Final answer
    x = 37,591.79

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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.