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Finding the Fourth Proportional to 35,294.51, 52,930.02 and 14,229.11

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Solution

The fourth proportional to 35,294.51, 52,930.02 and 14,229.11 is: 21,338.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,294.51 : 52,930.02 = 14,229.11 : x
  2. Step 2: Convert to fraction form
    35,294.51/52,930.02 = 14,229.11/x
  3. Step 3: Cross multiply
    35,294.51x = 52,930.02 × 14,229.11
  4. Step 4: Simplify right side
    35,294.51x = 753,147,076.88
  5. Step 5: Solve for x
    x = 753,147,076.88/35,294.51
  6. Step 6: Final answer
    x = 21,338.93

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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.