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Finding the Fourth Proportional to 67,793.48, 93,545.19 and 37,578.80

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Solution

The fourth proportional to 67,793.48, 93,545.19 and 37,578.80 is: 51,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,793.48 : 93,545.19 = 37,578.80 : x
  2. Step 2: Convert to fraction form
    67,793.48/93,545.19 = 37,578.80/x
  3. Step 3: Cross multiply
    67,793.48x = 93,545.19 × 37,578.80
  4. Step 4: Simplify right side
    67,793.48x = 3,515,315,587.95
  5. Step 5: Solve for x
    x = 3,515,315,587.95/67,793.48
  6. Step 6: Final answer
    x = 51,853.30

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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.