Home / 107,826.60-161,708.72-36,747.64

Finding the Fourth Proportional to 107,826.60, 161,708.72 and 36,747.64

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Solution

The fourth proportional to 107,826.60, 161,708.72 and 36,747.64 is: 55,110.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,826.60 : 161,708.72 = 36,747.64 : x
  2. Step 2: Convert to fraction form
    107,826.60/161,708.72 = 36,747.64/x
  3. Step 3: Cross multiply
    107,826.60x = 161,708.72 × 36,747.64
  4. Step 4: Simplify right side
    107,826.60x = 5,942,413,827.42
  5. Step 5: Solve for x
    x = 5,942,413,827.42/107,826.60
  6. Step 6: Final answer
    x = 55,110.83

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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.