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Finding the Fourth Proportional to 9,266.65, 13,900.09 and 3,026.61

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Solution

The fourth proportional to 9,266.65, 13,900.09 and 3,026.61 is: 4,539.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,266.65 : 13,900.09 = 3,026.61 : x
  2. Step 2: Convert to fraction form
    9,266.65/13,900.09 = 3,026.61/x
  3. Step 3: Cross multiply
    9,266.65x = 13,900.09 × 3,026.61
  4. Step 4: Simplify right side
    9,266.65x = 42,070,136.26
  5. Step 5: Solve for x
    x = 42,070,136.26/9,266.65
  6. Step 6: Final answer
    x = 4,539.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.