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Finding the Fourth Proportional to 23,788.96, 35,679.60 and 7,376.80

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Solution

The fourth proportional to 23,788.96, 35,679.60 and 7,376.80 is: 11,064.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,788.96 : 35,679.60 = 7,376.80 : x
  2. Step 2: Convert to fraction form
    23,788.96/35,679.60 = 7,376.80/x
  3. Step 3: Cross multiply
    23,788.96x = 35,679.60 × 7,376.80
  4. Step 4: Simplify right side
    23,788.96x = 263,201,273.28
  5. Step 5: Solve for x
    x = 263,201,273.28/23,788.96
  6. Step 6: Final answer
    x = 11,064.01

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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.