Home / 165,837.71-228,856.12-94,217.85

Finding the Fourth Proportional to 165,837.71, 228,856.12 and 94,217.85

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Solution

The fourth proportional to 165,837.71, 228,856.12 and 94,217.85 is: 130,020.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,837.71 : 228,856.12 = 94,217.85 : x
  2. Step 2: Convert to fraction form
    165,837.71/228,856.12 = 94,217.85/x
  3. Step 3: Cross multiply
    165,837.71x = 228,856.12 × 94,217.85
  4. Step 4: Simplify right side
    165,837.71x = 21,562,331,350.20
  5. Step 5: Solve for x
    x = 21,562,331,350.20/165,837.71
  6. Step 6: Final answer
    x = 130,020.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.