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Finding the Fourth Proportional to 17,101.66, 23,600.67 and 10,728.52

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Solution

The fourth proportional to 17,101.66, 23,600.67 and 10,728.52 is: 14,805.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,101.66 : 23,600.67 = 10,728.52 : x
  2. Step 2: Convert to fraction form
    17,101.66/23,600.67 = 10,728.52/x
  3. Step 3: Cross multiply
    17,101.66x = 23,600.67 × 10,728.52
  4. Step 4: Simplify right side
    17,101.66x = 253,200,142.11
  5. Step 5: Solve for x
    x = 253,200,142.11/17,101.66
  6. Step 6: Final answer
    x = 14,805.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.