Home / 236,824.08-355,376.16-87,169.44

Finding the Fourth Proportional to 236,824.08, 355,376.16 and 87,169.44

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Solution

The fourth proportional to 236,824.08, 355,376.16 and 87,169.44 is: 130,805.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,824.08 : 355,376.16 = 87,169.44 : x
  2. Step 2: Convert to fraction form
    236,824.08/355,376.16 = 87,169.44/x
  3. Step 3: Cross multiply
    236,824.08x = 355,376.16 × 87,169.44
  4. Step 4: Simplify right side
    236,824.08x = 30,977,940,856.55
  5. Step 5: Solve for x
    x = 30,977,940,856.55/236,824.08
  6. Step 6: Final answer
    x = 130,805.71

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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.