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Finding the Fourth Proportional to 22,123.33, 30,529.10 and 12,051.72

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Solution

The fourth proportional to 22,123.33, 30,529.10 and 12,051.72 is: 16,630.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,123.33 : 30,529.10 = 12,051.72 : x
  2. Step 2: Convert to fraction form
    22,123.33/30,529.10 = 12,051.72/x
  3. Step 3: Cross multiply
    22,123.33x = 30,529.10 × 12,051.72
  4. Step 4: Simplify right side
    22,123.33x = 367,928,195.18
  5. Step 5: Solve for x
    x = 367,928,195.18/22,123.33
  6. Step 6: Final answer
    x = 16,630.78

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.