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Finding the Fourth Proportional to 48,000.70, 71,903.85 and 27,199.90

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Solution

The fourth proportional to 48,000.70, 71,903.85 and 27,199.90 is: 40,744.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,000.70 : 71,903.85 = 27,199.90 : x
  2. Step 2: Convert to fraction form
    48,000.70/71,903.85 = 27,199.90/x
  3. Step 3: Cross multiply
    48,000.70x = 71,903.85 × 27,199.90
  4. Step 4: Simplify right side
    48,000.70x = 1,955,777,529.62
  5. Step 5: Solve for x
    x = 1,955,777,529.62/48,000.70
  6. Step 6: Final answer
    x = 40,744.77

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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.