Home / 291,927.54-402,850.87-171,149.27

Finding the Fourth Proportional to 291,927.54, 402,850.87 and 171,149.27

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Solution

The fourth proportional to 291,927.54, 402,850.87 and 171,149.27 is: 236,180.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,927.54 : 402,850.87 = 171,149.27 : x
  2. Step 2: Convert to fraction form
    291,927.54/402,850.87 = 171,149.27/x
  3. Step 3: Cross multiply
    291,927.54x = 402,850.87 × 171,149.27
  4. Step 4: Simplify right side
    291,927.54x = 68,947,630,443.75
  5. Step 5: Solve for x
    x = 68,947,630,443.75/291,927.54
  6. Step 6: Final answer
    x = 236,180.63

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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.