Home / 194,487.54-268,389.09-109,602.90

Finding the Fourth Proportional to 194,487.54, 268,389.09 and 109,602.90

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Solution

The fourth proportional to 194,487.54, 268,389.09 and 109,602.90 is: 151,249.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,487.54 : 268,389.09 = 109,602.90 : x
  2. Step 2: Convert to fraction form
    194,487.54/268,389.09 = 109,602.90/x
  3. Step 3: Cross multiply
    194,487.54x = 268,389.09 × 109,602.90
  4. Step 4: Simplify right side
    194,487.54x = 29,416,222,592.36
  5. Step 5: Solve for x
    x = 29,416,222,592.36/194,487.54
  6. Step 6: Final answer
    x = 151,249.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.