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Finding the Fourth Proportional to 60,778.80, 91,103.40 and 23,324.40

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Solution

The fourth proportional to 60,778.80, 91,103.40 and 23,324.40 is: 34,961.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,778.80 : 91,103.40 = 23,324.40 : x
  2. Step 2: Convert to fraction form
    60,778.80/91,103.40 = 23,324.40/x
  3. Step 3: Cross multiply
    60,778.80x = 91,103.40 × 23,324.40
  4. Step 4: Simplify right side
    60,778.80x = 2,124,932,142.96
  5. Step 5: Solve for x
    x = 2,124,932,142.96/60,778.80
  6. Step 6: Final answer
    x = 34,961.73

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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.