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Finding the Fourth Proportional to 101,364.25, 151,898.75 and 48,712.22

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Solution

The fourth proportional to 101,364.25, 151,898.75 and 48,712.22 is: 72,997.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,364.25 : 151,898.75 = 48,712.22 : x
  2. Step 2: Convert to fraction form
    101,364.25/151,898.75 = 48,712.22/x
  3. Step 3: Cross multiply
    101,364.25x = 151,898.75 × 48,712.22
  4. Step 4: Simplify right side
    101,364.25x = 7,399,325,327.73
  5. Step 5: Solve for x
    x = 7,399,325,327.73/101,364.25
  6. Step 6: Final answer
    x = 72,997.39

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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.