Home / 194,603.28-268,546.44-109,719.12

Finding the Fourth Proportional to 194,603.28, 268,546.44 and 109,719.12

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Solution

The fourth proportional to 194,603.28, 268,546.44 and 109,719.12 is: 151,408.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,603.28 : 268,546.44 = 109,719.12 : x
  2. Step 2: Convert to fraction form
    194,603.28/268,546.44 = 109,719.12/x
  3. Step 3: Cross multiply
    194,603.28x = 268,546.44 × 109,719.12
  4. Step 4: Simplify right side
    194,603.28x = 29,464,679,075.93
  5. Step 5: Solve for x
    x = 29,464,679,075.93/194,603.28
  6. Step 6: Final answer
    x = 151,408.95

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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.