Home / 179,630.60-268,985.10-171,336.20

Finding the Fourth Proportional to 179,630.60, 268,985.10 and 171,336.20

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Solution

The fourth proportional to 179,630.60, 268,985.10 and 171,336.20 is: 256,564.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,630.60 : 268,985.10 = 171,336.20 : x
  2. Step 2: Convert to fraction form
    179,630.60/268,985.10 = 171,336.20/x
  3. Step 3: Cross multiply
    179,630.60x = 268,985.10 × 171,336.20
  4. Step 4: Simplify right side
    179,630.60x = 46,086,884,890.62
  5. Step 5: Solve for x
    x = 46,086,884,890.62/179,630.60
  6. Step 6: Final answer
    x = 256,564.78

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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.