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Finding the Fourth Proportional to 27,290.69, 40,936.03 and 7,569.25

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Solution

The fourth proportional to 27,290.69, 40,936.03 and 7,569.25 is: 11,353.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,290.69 : 40,936.03 = 7,569.25 : x
  2. Step 2: Convert to fraction form
    27,290.69/40,936.03 = 7,569.25/x
  3. Step 3: Cross multiply
    27,290.69x = 40,936.03 × 7,569.25
  4. Step 4: Simplify right side
    27,290.69x = 309,854,802.55
  5. Step 5: Solve for x
    x = 309,854,802.55/27,290.69
  6. Step 6: Final answer
    x = 11,353.87

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1.5x scale

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.