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Finding the Fourth Proportional to 107,808.37, 161,743.76 and 44,616.83

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Solution

The fourth proportional to 107,808.37, 161,743.76 and 44,616.83 is: 66,938.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,808.37 : 161,743.76 = 44,616.83 : x
  2. Step 2: Convert to fraction form
    107,808.37/161,743.76 = 44,616.83/x
  3. Step 3: Cross multiply
    107,808.37x = 161,743.76 × 44,616.83
  4. Step 4: Simplify right side
    107,808.37x = 7,216,493,843.48
  5. Step 5: Solve for x
    x = 7,216,493,843.48/107,808.37
  6. Step 6: Final answer
    x = 66,938.16

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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.