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Finding the Fourth Proportional to 48,503.32, 72,793.86 and 25,136.44

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Solution

The fourth proportional to 48,503.32, 72,793.86 and 25,136.44 is: 37,724.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,503.32 : 72,793.86 = 25,136.44 : x
  2. Step 2: Convert to fraction form
    48,503.32/72,793.86 = 25,136.44/x
  3. Step 3: Cross multiply
    48,503.32x = 72,793.86 × 25,136.44
  4. Step 4: Simplify right side
    48,503.32x = 1,829,778,494.26
  5. Step 5: Solve for x
    x = 1,829,778,494.26/48,503.32
  6. Step 6: Final answer
    x = 37,724.81

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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.