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Finding the Fourth Proportional to 17,805.82, 26,710.25 and 4,658.17

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Solution

The fourth proportional to 17,805.82, 26,710.25 and 4,658.17 is: 6,987.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,805.82 : 26,710.25 = 4,658.17 : x
  2. Step 2: Convert to fraction form
    17,805.82/26,710.25 = 4,658.17/x
  3. Step 3: Cross multiply
    17,805.82x = 26,710.25 × 4,658.17
  4. Step 4: Simplify right side
    17,805.82x = 124,420,885.24
  5. Step 5: Solve for x
    x = 124,420,885.24/17,805.82
  6. Step 6: Final answer
    x = 6,987.65

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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.