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Finding the Fourth Proportional to 25,276.50, 37,900.17 and 11,236.50

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Solution

The fourth proportional to 25,276.50, 37,900.17 and 11,236.50 is: 16,848.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,276.50 : 37,900.17 = 11,236.50 : x
  2. Step 2: Convert to fraction form
    25,276.50/37,900.17 = 11,236.50/x
  3. Step 3: Cross multiply
    25,276.50x = 37,900.17 × 11,236.50
  4. Step 4: Simplify right side
    25,276.50x = 425,865,260.21
  5. Step 5: Solve for x
    x = 425,865,260.21/25,276.50
  6. Step 6: Final answer
    x = 16,848.27

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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.