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Finding the Fourth Proportional to 25,163.98, 37,746.13 and 7,394.56

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Solution

The fourth proportional to 25,163.98, 37,746.13 and 7,394.56 is: 11,091.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,163.98 : 37,746.13 = 7,394.56 : x
  2. Step 2: Convert to fraction form
    25,163.98/37,746.13 = 7,394.56/x
  3. Step 3: Cross multiply
    25,163.98x = 37,746.13 × 7,394.56
  4. Step 4: Simplify right side
    25,163.98x = 279,115,986.08
  5. Step 5: Solve for x
    x = 279,115,986.08/25,163.98
  6. Step 6: Final answer
    x = 11,091.89

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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.