Home / 194,453.48-291,753.82-76,209.64

Finding the Fourth Proportional to 194,453.48, 291,753.82 and 76,209.64

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Solution

The fourth proportional to 194,453.48, 291,753.82 and 76,209.64 is: 114,343.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,453.48 : 291,753.82 = 76,209.64 : x
  2. Step 2: Convert to fraction form
    194,453.48/291,753.82 = 76,209.64/x
  3. Step 3: Cross multiply
    194,453.48x = 291,753.82 × 76,209.64
  4. Step 4: Simplify right side
    194,453.48x = 22,234,453,590.82
  5. Step 5: Solve for x
    x = 22,234,453,590.82/194,453.48
  6. Step 6: Final answer
    x = 114,343.31

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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.