Home / 251,159.20-376,520.10-151,213.30

Finding the Fourth Proportional to 251,159.20, 376,520.10 and 151,213.30

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Solution

The fourth proportional to 251,159.20, 376,520.10 and 151,213.30 is: 226,688.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,159.20 : 376,520.10 = 151,213.30 : x
  2. Step 2: Convert to fraction form
    251,159.20/376,520.10 = 151,213.30/x
  3. Step 3: Cross multiply
    251,159.20x = 376,520.10 × 151,213.30
  4. Step 4: Simplify right side
    251,159.20x = 56,934,846,837.33
  5. Step 5: Solve for x
    x = 56,934,846,837.33/251,159.20
  6. Step 6: Final answer
    x = 226,688.28

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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.