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Finding the Fourth Proportional to 18,562.50, 27,848.13 and 6,250.50

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Solution

The fourth proportional to 18,562.50, 27,848.13 and 6,250.50 is: 9,377.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,562.50 : 27,848.13 = 6,250.50 : x
  2. Step 2: Convert to fraction form
    18,562.50/27,848.13 = 6,250.50/x
  3. Step 3: Cross multiply
    18,562.50x = 27,848.13 × 6,250.50
  4. Step 4: Simplify right side
    18,562.50x = 174,064,736.57
  5. Step 5: Solve for x
    x = 174,064,736.57/18,562.50
  6. Step 6: Final answer
    x = 9,377.22

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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.