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Finding the Fourth Proportional to 23,679.60, 35,557.80 and 17,151.60

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Solution

The fourth proportional to 23,679.60, 35,557.80 and 17,151.60 is: 25,755.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,679.60 : 35,557.80 = 17,151.60 : x
  2. Step 2: Convert to fraction form
    23,679.60/35,557.80 = 17,151.60/x
  3. Step 3: Cross multiply
    23,679.60x = 35,557.80 × 17,151.60
  4. Step 4: Simplify right side
    23,679.60x = 609,873,162.48
  5. Step 5: Solve for x
    x = 609,873,162.48/23,679.60
  6. Step 6: Final answer
    x = 25,755.21

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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.