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Finding the Fourth Proportional to 60,793.86, 83,896.94 and 38,133.80

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Solution

The fourth proportional to 60,793.86, 83,896.94 and 38,133.80 is: 52,625.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,793.86 : 83,896.94 = 38,133.80 : x
  2. Step 2: Convert to fraction form
    60,793.86/83,896.94 = 38,133.80/x
  3. Step 3: Cross multiply
    60,793.86x = 83,896.94 × 38,133.80
  4. Step 4: Simplify right side
    60,793.86x = 3,199,309,130.57
  5. Step 5: Solve for x
    x = 3,199,309,130.57/60,793.86
  6. Step 6: Final answer
    x = 52,625.53

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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.