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Finding the Fourth Proportional to 27,294.47, 40,932.99 and 10,650.45

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Solution

The fourth proportional to 27,294.47, 40,932.99 and 10,650.45 is: 15,972.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,294.47 : 40,932.99 = 10,650.45 : x
  2. Step 2: Convert to fraction form
    27,294.47/40,932.99 = 10,650.45/x
  3. Step 3: Cross multiply
    27,294.47x = 40,932.99 × 10,650.45
  4. Step 4: Simplify right side
    27,294.47x = 435,954,763.35
  5. Step 5: Solve for x
    x = 435,954,763.35/27,294.47
  6. Step 6: Final answer
    x = 15,972.28

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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.