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Finding the Fourth Proportional to 23,218.93, 34,824.96 and 7,425.73

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Solution

The fourth proportional to 23,218.93, 34,824.96 and 7,425.73 is: 11,137.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,218.93 : 34,824.96 = 7,425.73 : x
  2. Step 2: Convert to fraction form
    23,218.93/34,824.96 = 7,425.73/x
  3. Step 3: Cross multiply
    23,218.93x = 34,824.96 × 7,425.73
  4. Step 4: Simplify right side
    23,218.93x = 258,600,750.22
  5. Step 5: Solve for x
    x = 258,600,750.22/23,218.93
  6. Step 6: Final answer
    x = 11,137.50

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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.