Home / 194,589.72-268,534.17-109,706.58

Finding the Fourth Proportional to 194,589.72, 268,534.17 and 109,706.58

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Solution

The fourth proportional to 194,589.72, 268,534.17 and 109,706.58 is: 151,395.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,589.72 : 268,534.17 = 109,706.58 : x
  2. Step 2: Convert to fraction form
    194,589.72/268,534.17 = 109,706.58/x
  3. Step 3: Cross multiply
    194,589.72x = 268,534.17 × 109,706.58
  4. Step 4: Simplify right side
    194,589.72x = 29,459,965,403.84
  5. Step 5: Solve for x
    x = 29,459,965,403.84/194,589.72
  6. Step 6: Final answer
    x = 151,395.28

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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.