Home / 194,736.20-291,989.10-101,424.20

Finding the Fourth Proportional to 194,736.20, 291,989.10 and 101,424.20

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Solution

The fourth proportional to 194,736.20, 291,989.10 and 101,424.20 is: 152,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,736.20 : 291,989.10 = 101,424.20 : x
  2. Step 2: Convert to fraction form
    194,736.20/291,989.10 = 101,424.20/x
  3. Step 3: Cross multiply
    194,736.20x = 291,989.10 × 101,424.20
  4. Step 4: Simplify right side
    194,736.20x = 29,614,760,876.22
  5. Step 5: Solve for x
    x = 29,614,760,876.22/194,736.20
  6. Step 6: Final answer
    x = 152,076.30

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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.