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Finding the Fourth Proportional to 59,257.60, 88,921.44 and 21,844

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Solution

The fourth proportional to 59,257.60, 88,921.44 and 21,844 is: 32,778.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,257.60 : 88,921.44 = 21,844 : x
  2. Step 2: Convert to fraction form
    59,257.60/88,921.44 = 21,844/x
  3. Step 3: Cross multiply
    59,257.60x = 88,921.44 × 21,844
  4. Step 4: Simplify right side
    59,257.60x = 1,942,399,935.36
  5. Step 5: Solve for x
    x = 1,942,399,935.36/59,257.60
  6. Step 6: Final answer
    x = 32,778.92

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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.