Home / 251,234.10-376,721.55-93,381.30

Finding the Fourth Proportional to 251,234.10, 376,721.55 and 93,381.30

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Solution

The fourth proportional to 251,234.10, 376,721.55 and 93,381.30 is: 140,023.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,234.10 : 376,721.55 = 93,381.30 : x
  2. Step 2: Convert to fraction form
    251,234.10/376,721.55 = 93,381.30/x
  3. Step 3: Cross multiply
    251,234.10x = 376,721.55 × 93,381.30
  4. Step 4: Simplify right side
    251,234.10x = 35,178,748,077.02
  5. Step 5: Solve for x
    x = 35,178,748,077.02/251,234.10
  6. Step 6: Final answer
    x = 140,023.78

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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.