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Finding the Fourth Proportional to 194,611.92, 268,654.92 and 114,028.20

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Solution

The fourth proportional to 194,611.92, 268,654.92 and 114,028.20 is: 157,411.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,611.92 : 268,654.92 = 114,028.20 : x
  2. Step 2: Convert to fraction form
    194,611.92/268,654.92 = 114,028.20/x
  3. Step 3: Cross multiply
    194,611.92x = 268,654.92 × 114,028.20
  4. Step 4: Simplify right side
    194,611.92x = 30,634,236,948.74
  5. Step 5: Solve for x
    x = 30,634,236,948.74/194,611.92
  6. Step 6: Final answer
    x = 157,411.92

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1.5x scale

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.