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Finding the Fourth Proportional to 56,015.67, 84,039.90 and 16,573.80

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Solution

The fourth proportional to 56,015.67, 84,039.90 and 16,573.80 is: 24,865.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,015.67 : 84,039.90 = 16,573.80 : x
  2. Step 2: Convert to fraction form
    56,015.67/84,039.90 = 16,573.80/x
  3. Step 3: Cross multiply
    56,015.67x = 84,039.90 × 16,573.80
  4. Step 4: Simplify right side
    56,015.67x = 1,392,860,494.62
  5. Step 5: Solve for x
    x = 1,392,860,494.62/56,015.67
  6. Step 6: Final answer
    x = 24,865.55

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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.