Home / 194,641.72-268,605.12-109,758.18

Finding the Fourth Proportional to 194,641.72, 268,605.12 and 109,758.18

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Solution

The fourth proportional to 194,641.72, 268,605.12 and 109,758.18 is: 151,466.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,641.72 : 268,605.12 = 109,758.18 : x
  2. Step 2: Convert to fraction form
    194,641.72/268,605.12 = 109,758.18/x
  3. Step 3: Cross multiply
    194,641.72x = 268,605.12 × 109,758.18
  4. Step 4: Simplify right side
    194,641.72x = 29,481,609,109.88
  5. Step 5: Solve for x
    x = 29,481,609,109.88/194,641.72
  6. Step 6: Final answer
    x = 151,466.03

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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.