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Finding the Fourth Proportional to 88,884, 133,309.60 and 25,688.41

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Solution

The fourth proportional to 88,884, 133,309.60 and 25,688.41 is: 38,527.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,884 : 133,309.60 = 25,688.41 : x
  2. Step 2: Convert to fraction form
    88,884/133,309.60 = 25,688.41/x
  3. Step 3: Cross multiply
    88,884x = 133,309.60 × 25,688.41
  4. Step 4: Simplify right side
    88,884x = 3,424,511,264.24
  5. Step 5: Solve for x
    x = 3,424,511,264.24/88,884
  6. Step 6: Final answer
    x = 38,527.87

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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.