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Finding the Fourth Proportional to 180,920.68, 271,373.17 and 60,969.70

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Solution

The fourth proportional to 180,920.68, 271,373.17 and 60,969.70 is: 91,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,920.68 : 271,373.17 = 60,969.70 : x
  2. Step 2: Convert to fraction form
    180,920.68/271,373.17 = 60,969.70/x
  3. Step 3: Cross multiply
    180,920.68x = 271,373.17 × 60,969.70
  4. Step 4: Simplify right side
    180,920.68x = 16,545,540,762.95
  5. Step 5: Solve for x
    x = 16,545,540,762.95/180,920.68
  6. Step 6: Final answer
    x = 91,451.90

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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.