Home / 194,856.96-268,873.68-118,336.14

Finding the Fourth Proportional to 194,856.96, 268,873.68 and 118,336.14

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Solution

The fourth proportional to 194,856.96, 268,873.68 and 118,336.14 is: 163,286.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,856.96 : 268,873.68 = 118,336.14 : x
  2. Step 2: Convert to fraction form
    194,856.96/268,873.68 = 118,336.14/x
  3. Step 3: Cross multiply
    194,856.96x = 268,873.68 × 118,336.14
  4. Step 4: Simplify right side
    194,856.96x = 31,817,473,438.80
  5. Step 5: Solve for x
    x = 31,817,473,438.80/194,856.96
  6. Step 6: Final answer
    x = 163,286.31

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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.