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Finding the Fourth Proportional to 59,840,998.80, 89,766,163.80 and 25,763,456.40

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Solution

The fourth proportional to 59,840,998.80, 89,766,163.80 and 25,763,456.40 is: 38,647,193.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,840,998.80 : 89,766,163.80 = 25,763,456.40 : x
  2. Step 2: Convert to fraction form
    59,840,998.80/89,766,163.80 = 25,763,456.40/x
  3. Step 3: Cross multiply
    59,840,998.80x = 89,766,163.80 × 25,763,456.40
  4. Step 4: Simplify right side
    59,840,998.80x = 2,312,686,647,256,558
  5. Step 5: Solve for x
    x = 2,312,686,647,256,558/59,840,998.80
  6. Step 6: Final answer
    x = 38,647,193.29

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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.