Home / 194,560.80-268,490.30-109,677.92

Finding the Fourth Proportional to 194,560.80, 268,490.30 and 109,677.92

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Solution

The fourth proportional to 194,560.80, 268,490.30 and 109,677.92 is: 151,353.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,560.80 : 268,490.30 = 109,677.92 : x
  2. Step 2: Convert to fraction form
    194,560.80/268,490.30 = 109,677.92/x
  3. Step 3: Cross multiply
    194,560.80x = 268,490.30 × 109,677.92
  4. Step 4: Simplify right side
    194,560.80x = 29,447,457,644.18
  5. Step 5: Solve for x
    x = 29,447,457,644.18/194,560.80
  6. Step 6: Final answer
    x = 151,353.50

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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.