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Finding the Fourth Proportional to 84,800.60, 127,200.90 and 22,471.10

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Solution

The fourth proportional to 84,800.60, 127,200.90 and 22,471.10 is: 33,706.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,800.60 : 127,200.90 = 22,471.10 : x
  2. Step 2: Convert to fraction form
    84,800.60/127,200.90 = 22,471.10/x
  3. Step 3: Cross multiply
    84,800.60x = 127,200.90 × 22,471.10
  4. Step 4: Simplify right side
    84,800.60x = 2,858,344,143.99
  5. Step 5: Solve for x
    x = 2,858,344,143.99/84,800.60
  6. Step 6: Final answer
    x = 33,706.65

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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.