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Finding the Fourth Proportional to 50,863.80, 76,302.90 and 15,799.80

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Solution

The fourth proportional to 50,863.80, 76,302.90 and 15,799.80 is: 23,701.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,863.80 : 76,302.90 = 15,799.80 : x
  2. Step 2: Convert to fraction form
    50,863.80/76,302.90 = 15,799.80/x
  3. Step 3: Cross multiply
    50,863.80x = 76,302.90 × 15,799.80
  4. Step 4: Simplify right side
    50,863.80x = 1,205,570,559.42
  5. Step 5: Solve for x
    x = 1,205,570,559.42/50,863.80
  6. Step 6: Final answer
    x = 23,701.94

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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.