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Finding the Fourth Proportional to 182,960.40, 274,221.90 and 94,168.20

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Solution

The fourth proportional to 182,960.40, 274,221.90 and 94,168.20 is: 141,139.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,960.40 : 274,221.90 = 94,168.20 : x
  2. Step 2: Convert to fraction form
    182,960.40/274,221.90 = 94,168.20/x
  3. Step 3: Cross multiply
    182,960.40x = 274,221.90 × 94,168.20
  4. Step 4: Simplify right side
    182,960.40x = 25,822,982,723.58
  5. Step 5: Solve for x
    x = 25,822,982,723.58/182,960.40
  6. Step 6: Final answer
    x = 141,139.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.