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Finding the Fourth Proportional to 34,091.52, 47,052.78 and 19,187.52

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Solution

The fourth proportional to 34,091.52, 47,052.78 and 19,187.52 is: 26,482.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,091.52 : 47,052.78 = 19,187.52 : x
  2. Step 2: Convert to fraction form
    34,091.52/47,052.78 = 19,187.52/x
  3. Step 3: Cross multiply
    34,091.52x = 47,052.78 × 19,187.52
  4. Step 4: Simplify right side
    34,091.52x = 902,826,157.31
  5. Step 5: Solve for x
    x = 902,826,157.31/34,091.52
  6. Step 6: Final answer
    x = 26,482.43

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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.