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Finding the Fourth Proportional to 107,924.58, 161,847.99 and 45,599.94

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Solution

The fourth proportional to 107,924.58, 161,847.99 and 45,599.94 is: 68,383.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,924.58 : 161,847.99 = 45,599.94 : x
  2. Step 2: Convert to fraction form
    107,924.58/161,847.99 = 45,599.94/x
  3. Step 3: Cross multiply
    107,924.58x = 161,847.99 × 45,599.94
  4. Step 4: Simplify right side
    107,924.58x = 7,380,258,633.12
  5. Step 5: Solve for x
    x = 7,380,258,633.12/107,924.58
  6. Step 6: Final answer
    x = 68,383.48

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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.