Home / 175,451.20-262,408.80-156,865.60

Finding the Fourth Proportional to 175,451.20, 262,408.80 and 156,865.60

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Solution

The fourth proportional to 175,451.20, 262,408.80 and 156,865.60 is: 234,611.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,451.20 : 262,408.80 = 156,865.60 : x
  2. Step 2: Convert to fraction form
    175,451.20/262,408.80 = 156,865.60/x
  3. Step 3: Cross multiply
    175,451.20x = 262,408.80 × 156,865.60
  4. Step 4: Simplify right side
    175,451.20x = 41,162,913,857.28
  5. Step 5: Solve for x
    x = 41,162,913,857.28/175,451.20
  6. Step 6: Final answer
    x = 234,611.75

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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.