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Finding the Fourth Proportional to 22,123.26, 33,193.26 and 10,428.12

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Solution

The fourth proportional to 22,123.26, 33,193.26 and 10,428.12 is: 15,646.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,123.26 : 33,193.26 = 10,428.12 : x
  2. Step 2: Convert to fraction form
    22,123.26/33,193.26 = 10,428.12/x
  3. Step 3: Cross multiply
    22,123.26x = 33,193.26 × 10,428.12
  4. Step 4: Simplify right side
    22,123.26x = 346,143,298.47
  5. Step 5: Solve for x
    x = 346,143,298.47/22,123.26
  6. Step 6: Final answer
    x = 15,646.13

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.