Home / 194,116.44-291,178.69-51,961.54

Finding the Fourth Proportional to 194,116.44, 291,178.69 and 51,961.54

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Solution

The fourth proportional to 194,116.44, 291,178.69 and 51,961.54 is: 77,943.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,116.44 : 291,178.69 = 51,961.54 : x
  2. Step 2: Convert to fraction form
    194,116.44/291,178.69 = 51,961.54/x
  3. Step 3: Cross multiply
    194,116.44x = 291,178.69 × 51,961.54
  4. Step 4: Simplify right side
    194,116.44x = 15,130,092,978.21
  5. Step 5: Solve for x
    x = 15,130,092,978.21/194,116.44
  6. Step 6: Final answer
    x = 77,943.39

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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.