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Finding the Fourth Proportional to 194,130.68, 267,858.99 and 113,542.46

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Solution

The fourth proportional to 194,130.68, 267,858.99 and 113,542.46 is: 156,664.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,130.68 : 267,858.99 = 113,542.46 : x
  2. Step 2: Convert to fraction form
    194,130.68/267,858.99 = 113,542.46/x
  3. Step 3: Cross multiply
    194,130.68x = 267,858.99 × 113,542.46
  4. Step 4: Simplify right side
    194,130.68x = 30,413,367,318.42
  5. Step 5: Solve for x
    x = 30,413,367,318.42/194,130.68
  6. Step 6: Final answer
    x = 156,664.41

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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.