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Finding the Fourth Proportional to 50,646.60, 75,860.55 and 27,245.70

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Solution

The fourth proportional to 50,646.60, 75,860.55 and 27,245.70 is: 40,809.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,646.60 : 75,860.55 = 27,245.70 : x
  2. Step 2: Convert to fraction form
    50,646.60/75,860.55 = 27,245.70/x
  3. Step 3: Cross multiply
    50,646.60x = 75,860.55 × 27,245.70
  4. Step 4: Simplify right side
    50,646.60x = 2,066,873,787.14
  5. Step 5: Solve for x
    x = 2,066,873,787.14/50,646.60
  6. Step 6: Final answer
    x = 40,809.72

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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.