Home / 26,109.45-39,165.68-7,387.92

Finding the Fourth Proportional to 26,109.45, 39,165.68 and 7,387.92

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Solution

The fourth proportional to 26,109.45, 39,165.68 and 7,387.92 is: 11,082.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,109.45 : 39,165.68 = 7,387.92 : x
  2. Step 2: Convert to fraction form
    26,109.45/39,165.68 = 7,387.92/x
  3. Step 3: Cross multiply
    26,109.45x = 39,165.68 × 7,387.92
  4. Step 4: Simplify right side
    26,109.45x = 289,352,910.59
  5. Step 5: Solve for x
    x = 289,352,910.59/26,109.45
  6. Step 6: Final answer
    x = 11,082.31

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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.