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Finding the Fourth Proportional to 50,579.64, 75,880.80 and 15,522.84

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Solution

The fourth proportional to 50,579.64, 75,880.80 and 15,522.84 is: 23,287.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,579.64 : 75,880.80 = 15,522.84 : x
  2. Step 2: Convert to fraction form
    50,579.64/75,880.80 = 15,522.84/x
  3. Step 3: Cross multiply
    50,579.64x = 75,880.80 × 15,522.84
  4. Step 4: Simplify right side
    50,579.64x = 1,177,885,517.47
  5. Step 5: Solve for x
    x = 1,177,885,517.47/50,579.64
  6. Step 6: Final answer
    x = 23,287.74

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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.