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Finding the Fourth Proportional to 60,949.60, 91,460.72 and 27,212.99

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Solution

The fourth proportional to 60,949.60, 91,460.72 and 27,212.99 is: 40,835.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,949.60 : 91,460.72 = 27,212.99 : x
  2. Step 2: Convert to fraction form
    60,949.60/91,460.72 = 27,212.99/x
  3. Step 3: Cross multiply
    60,949.60x = 91,460.72 × 27,212.99
  4. Step 4: Simplify right side
    60,949.60x = 2,488,919,955.44
  5. Step 5: Solve for x
    x = 2,488,919,955.44/60,949.60
  6. Step 6: Final answer
    x = 40,835.71

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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.