Home / 194,376.82-268,261.86-108,343.66

Finding the Fourth Proportional to 194,376.82, 268,261.86 and 108,343.66

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Solution

The fourth proportional to 194,376.82, 268,261.86 and 108,343.66 is: 149,526.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,376.82 : 268,261.86 = 108,343.66 : x
  2. Step 2: Convert to fraction form
    194,376.82/268,261.86 = 108,343.66/x
  3. Step 3: Cross multiply
    194,376.82x = 268,261.86 × 108,343.66
  4. Step 4: Simplify right side
    194,376.82x = 29,064,471,750.81
  5. Step 5: Solve for x
    x = 29,064,471,750.81/194,376.82
  6. Step 6: Final answer
    x = 149,526.43

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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.