Home / 194,527.09-268,449.42-109,644.15

Finding the Fourth Proportional to 194,527.09, 268,449.42 and 109,644.15

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Solution

The fourth proportional to 194,527.09, 268,449.42 and 109,644.15 is: 151,310.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,527.09 : 268,449.42 = 109,644.15 : x
  2. Step 2: Convert to fraction form
    194,527.09/268,449.42 = 109,644.15/x
  3. Step 3: Cross multiply
    194,527.09x = 268,449.42 × 109,644.15
  4. Step 4: Simplify right side
    194,527.09x = 29,433,908,473.89
  5. Step 5: Solve for x
    x = 29,433,908,473.89/194,527.09
  6. Step 6: Final answer
    x = 151,310.08

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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.