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Finding the Fourth Proportional to 194,157, 267,943.14 and 118,690.92

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Solution

The fourth proportional to 194,157, 267,943.14 and 118,690.92 is: 163,797.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,157 : 267,943.14 = 118,690.92 : x
  2. Step 2: Convert to fraction form
    194,157/267,943.14 = 118,690.92/x
  3. Step 3: Cross multiply
    194,157x = 267,943.14 × 118,690.92
  4. Step 4: Simplify right side
    194,157x = 31,802,417,794.29
  5. Step 5: Solve for x
    x = 31,802,417,794.29/194,157
  6. Step 6: Final answer
    x = 163,797.43

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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.