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Finding the Fourth Proportional to 40,244.40, 60,366.60 and 25,518.60

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Solution

The fourth proportional to 40,244.40, 60,366.60 and 25,518.60 is: 38,277.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,244.40 : 60,366.60 = 25,518.60 : x
  2. Step 2: Convert to fraction form
    40,244.40/60,366.60 = 25,518.60/x
  3. Step 3: Cross multiply
    40,244.40x = 60,366.60 × 25,518.60
  4. Step 4: Simplify right side
    40,244.40x = 1,540,471,118.76
  5. Step 5: Solve for x
    x = 1,540,471,118.76/40,244.40
  6. Step 6: Final answer
    x = 38,277.90

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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.