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Finding the Fourth Proportional to 71,995.98, 108,014.70 and 22,083.39

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Solution

The fourth proportional to 71,995.98, 108,014.70 and 22,083.39 is: 33,131.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,995.98 : 108,014.70 = 22,083.39 : x
  2. Step 2: Convert to fraction form
    71,995.98/108,014.70 = 22,083.39/x
  3. Step 3: Cross multiply
    71,995.98x = 108,014.70 × 22,083.39
  4. Step 4: Simplify right side
    71,995.98x = 2,385,330,745.83
  5. Step 5: Solve for x
    x = 2,385,330,745.83/71,995.98
  6. Step 6: Final answer
    x = 33,131.44

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1.5x scale

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.