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Finding the Fourth Proportional to 44,828.73, 67,227.40 and 13,230.40

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Solution

The fourth proportional to 44,828.73, 67,227.40 and 13,230.40 is: 19,840.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,828.73 : 67,227.40 = 13,230.40 : x
  2. Step 2: Convert to fraction form
    44,828.73/67,227.40 = 13,230.40/x
  3. Step 3: Cross multiply
    44,828.73x = 67,227.40 × 13,230.40
  4. Step 4: Simplify right side
    44,828.73x = 889,445,392.96
  5. Step 5: Solve for x
    x = 889,445,392.96/44,828.73
  6. Step 6: Final answer
    x = 19,840.97

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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.