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Finding the Fourth Proportional to 69,704.77, 96,191.20 and 37,873.90

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Solution

The fourth proportional to 69,704.77, 96,191.20 and 37,873.90 is: 52,265.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,704.77 : 96,191.20 = 37,873.90 : x
  2. Step 2: Convert to fraction form
    69,704.77/96,191.20 = 37,873.90/x
  3. Step 3: Cross multiply
    69,704.77x = 96,191.20 × 37,873.90
  4. Step 4: Simplify right side
    69,704.77x = 3,643,135,554.52
  5. Step 5: Solve for x
    x = 3,643,135,554.52/69,704.77
  6. Step 6: Final answer
    x = 52,265.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.