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Finding the Fourth Proportional to 22,243.95, 33,367.14 and 7,451.53

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Solution

The fourth proportional to 22,243.95, 33,367.14 and 7,451.53 is: 11,177.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,243.95 : 33,367.14 = 7,451.53 : x
  2. Step 2: Convert to fraction form
    22,243.95/33,367.14 = 7,451.53/x
  3. Step 3: Cross multiply
    22,243.95x = 33,367.14 × 7,451.53
  4. Step 4: Simplify right side
    22,243.95x = 248,636,161.31
  5. Step 5: Solve for x
    x = 248,636,161.31/22,243.95
  6. Step 6: Final answer
    x = 11,177.70

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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.