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Finding the Fourth Proportional to 194,375.68, 268,233.36 and 109,487.68

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Solution

The fourth proportional to 194,375.68, 268,233.36 and 109,487.68 is: 151,090.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,375.68 : 268,233.36 = 109,487.68 : x
  2. Step 2: Convert to fraction form
    194,375.68/268,233.36 = 109,487.68/x
  3. Step 3: Cross multiply
    194,375.68x = 268,233.36 × 109,487.68
  4. Step 4: Simplify right side
    194,375.68x = 29,368,248,285.00
  5. Step 5: Solve for x
    x = 29,368,248,285.00/194,375.68
  6. Step 6: Final answer
    x = 151,090.14

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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.