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Finding the Fourth Proportional to 37,711.68, 52,041.96 and 20,944.68

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Solution

The fourth proportional to 37,711.68, 52,041.96 and 20,944.68 is: 28,903.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,711.68 : 52,041.96 = 20,944.68 : x
  2. Step 2: Convert to fraction form
    37,711.68/52,041.96 = 20,944.68/x
  3. Step 3: Cross multiply
    37,711.68x = 52,041.96 × 20,944.68
  4. Step 4: Simplify right side
    37,711.68x = 1,090,002,198.77
  5. Step 5: Solve for x
    x = 1,090,002,198.77/37,711.68
  6. Step 6: Final answer
    x = 28,903.57

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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.