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Finding the Fourth Proportional to 18,503.60, 27,755.67 and 6,023.69

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Solution

The fourth proportional to 18,503.60, 27,755.67 and 6,023.69 is: 9,035.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503.60 : 27,755.67 = 6,023.69 : x
  2. Step 2: Convert to fraction form
    18,503.60/27,755.67 = 6,023.69/x
  3. Step 3: Cross multiply
    18,503.60x = 27,755.67 × 6,023.69
  4. Step 4: Simplify right side
    18,503.60x = 167,191,521.70
  5. Step 5: Solve for x
    x = 167,191,521.70/18,503.60
  6. Step 6: Final answer
    x = 9,035.62

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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.