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Finding the Fourth Proportional to 23,550, 35,331.08 and 8,759.40

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Solution

The fourth proportional to 23,550, 35,331.08 and 8,759.40 is: 13,141.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,550 : 35,331.08 = 8,759.40 : x
  2. Step 2: Convert to fraction form
    23,550/35,331.08 = 8,759.40/x
  3. Step 3: Cross multiply
    23,550x = 35,331.08 × 8,759.40
  4. Step 4: Simplify right side
    23,550x = 309,479,062.15
  5. Step 5: Solve for x
    x = 309,479,062.15/23,550
  6. Step 6: Final answer
    x = 13,141.36

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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.