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Finding the Fourth Proportional to 17,066.76, 25,600.12 and 4,754.76

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Solution

The fourth proportional to 17,066.76, 25,600.12 and 4,754.76 is: 7,132.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,066.76 : 25,600.12 = 4,754.76 : x
  2. Step 2: Convert to fraction form
    17,066.76/25,600.12 = 4,754.76/x
  3. Step 3: Cross multiply
    17,066.76x = 25,600.12 × 4,754.76
  4. Step 4: Simplify right side
    17,066.76x = 121,722,426.57
  5. Step 5: Solve for x
    x = 121,722,426.57/17,066.76
  6. Step 6: Final answer
    x = 7,132.13

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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.