Home / 194,458.19-268,342.67-109,580.72

Finding the Fourth Proportional to 194,458.19, 268,342.67 and 109,580.72

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Solution

The fourth proportional to 194,458.19, 268,342.67 and 109,580.72 is: 151,215.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,458.19 : 268,342.67 = 109,580.72 : x
  2. Step 2: Convert to fraction form
    194,458.19/268,342.67 = 109,580.72/x
  3. Step 3: Cross multiply
    194,458.19x = 268,342.67 × 109,580.72
  4. Step 4: Simplify right side
    194,458.19x = 29,405,181,095.71
  5. Step 5: Solve for x
    x = 29,405,181,095.71/194,458.19
  6. Step 6: Final answer
    x = 151,215.96

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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.