Home / 230,092.20-345,149.10-72,325.80

Finding the Fourth Proportional to 230,092.20, 345,149.10 and 72,325.80

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Solution

The fourth proportional to 230,092.20, 345,149.10 and 72,325.80 is: 108,492.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,092.20 : 345,149.10 = 72,325.80 : x
  2. Step 2: Convert to fraction form
    230,092.20/345,149.10 = 72,325.80/x
  3. Step 3: Cross multiply
    230,092.20x = 345,149.10 × 72,325.80
  4. Step 4: Simplify right side
    230,092.20x = 24,963,184,776.78
  5. Step 5: Solve for x
    x = 24,963,184,776.78/230,092.20
  6. Step 6: Final answer
    x = 108,492.09

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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.