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Finding the Fourth Proportional to 9,125.84, 13,690.82 and 2,886.23

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Solution

The fourth proportional to 9,125.84, 13,690.82 and 2,886.23 is: 4,329.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.84 : 13,690.82 = 2,886.23 : x
  2. Step 2: Convert to fraction form
    9,125.84/13,690.82 = 2,886.23/x
  3. Step 3: Cross multiply
    9,125.84x = 13,690.82 × 2,886.23
  4. Step 4: Simplify right side
    9,125.84x = 39,514,840.98
  5. Step 5: Solve for x
    x = 39,514,840.98/9,125.84
  6. Step 6: Final answer
    x = 4,329.99

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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.