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Finding the Fourth Proportional to 50,375.13, 75,416.77 and 37,947.49

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Solution

The fourth proportional to 50,375.13, 75,416.77 and 37,947.49 is: 56,811.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,375.13 : 75,416.77 = 37,947.49 : x
  2. Step 2: Convert to fraction form
    50,375.13/75,416.77 = 37,947.49/x
  3. Step 3: Cross multiply
    50,375.13x = 75,416.77 × 37,947.49
  4. Step 4: Simplify right side
    50,375.13x = 2,861,877,125.41
  5. Step 5: Solve for x
    x = 2,861,877,125.41/50,375.13
  6. Step 6: Final answer
    x = 56,811.31

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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.