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Finding the Fourth Proportional to 25,238.63, 37,857.95 and 6,770.63

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Solution

The fourth proportional to 25,238.63, 37,857.95 and 6,770.63 is: 10,155.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,238.63 : 37,857.95 = 6,770.63 : x
  2. Step 2: Convert to fraction form
    25,238.63/37,857.95 = 6,770.63/x
  3. Step 3: Cross multiply
    25,238.63x = 37,857.95 × 6,770.63
  4. Step 4: Simplify right side
    25,238.63x = 256,321,948.87
  5. Step 5: Solve for x
    x = 256,321,948.87/25,238.63
  6. Step 6: Final answer
    x = 10,155.94

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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.