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Finding the Fourth Proportional to 62,903.44, 94,355.97 and 18,520.10

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Solution

The fourth proportional to 62,903.44, 94,355.97 and 18,520.10 is: 27,780.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,903.44 : 94,355.97 = 18,520.10 : x
  2. Step 2: Convert to fraction form
    62,903.44/94,355.97 = 18,520.10/x
  3. Step 3: Cross multiply
    62,903.44x = 94,355.97 × 18,520.10
  4. Step 4: Simplify right side
    62,903.44x = 1,747,482,000.00
  5. Step 5: Solve for x
    x = 1,747,482,000.00/62,903.44
  6. Step 6: Final answer
    x = 27,780.39

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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.