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Finding the Fourth Proportional to 25,305.70, 37,958.50 and 6,837.70

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Solution

The fourth proportional to 25,305.70, 37,958.50 and 6,837.70 is: 10,256.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,305.70 : 37,958.50 = 6,837.70 : x
  2. Step 2: Convert to fraction form
    25,305.70/37,958.50 = 6,837.70/x
  3. Step 3: Cross multiply
    25,305.70x = 37,958.50 × 6,837.70
  4. Step 4: Simplify right side
    25,305.70x = 259,548,835.45
  5. Step 5: Solve for x
    x = 259,548,835.45/25,305.70
  6. Step 6: Final answer
    x = 10,256.54

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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.