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Finding the Fourth Proportional to 59,485.88, 89,224.64 and 27,902.87

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Solution

The fourth proportional to 59,485.88, 89,224.64 and 27,902.87 is: 41,852.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,485.88 : 89,224.64 = 27,902.87 : x
  2. Step 2: Convert to fraction form
    59,485.88/89,224.64 = 27,902.87/x
  3. Step 3: Cross multiply
    59,485.88x = 89,224.64 × 27,902.87
  4. Step 4: Simplify right side
    59,485.88x = 2,489,622,945.08
  5. Step 5: Solve for x
    x = 2,489,622,945.08/59,485.88
  6. Step 6: Final answer
    x = 41,852.34

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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.