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Finding the Fourth Proportional to 22,000.77, 32,922.32 and 19,049.39

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Solution

The fourth proportional to 22,000.77, 32,922.32 and 19,049.39 is: 28,505.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,000.77 : 32,922.32 = 19,049.39 : x
  2. Step 2: Convert to fraction form
    22,000.77/32,922.32 = 19,049.39/x
  3. Step 3: Cross multiply
    22,000.77x = 32,922.32 × 19,049.39
  4. Step 4: Simplify right side
    22,000.77x = 627,149,976.98
  5. Step 5: Solve for x
    x = 627,149,976.98/22,000.77
  6. Step 6: Final answer
    x = 28,505.82

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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.