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Finding the Fourth Proportional to 34,071.95, 51,104.79 and 9,111.11

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Solution

The fourth proportional to 34,071.95, 51,104.79 and 9,111.11 is: 13,665.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,071.95 : 51,104.79 = 9,111.11 : x
  2. Step 2: Convert to fraction form
    34,071.95/51,104.79 = 9,111.11/x
  3. Step 3: Cross multiply
    34,071.95x = 51,104.79 × 9,111.11
  4. Step 4: Simplify right side
    34,071.95x = 465,621,107.69
  5. Step 5: Solve for x
    x = 465,621,107.69/34,071.95
  6. Step 6: Final answer
    x = 13,665.82

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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.