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Finding the Fourth Proportional to 37,274.86, 55,922.02 and 13,901.50

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Solution

The fourth proportional to 37,274.86, 55,922.02 and 13,901.50 is: 20,855.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,274.86 : 55,922.02 = 13,901.50 : x
  2. Step 2: Convert to fraction form
    37,274.86/55,922.02 = 13,901.50/x
  3. Step 3: Cross multiply
    37,274.86x = 55,922.02 × 13,901.50
  4. Step 4: Simplify right side
    37,274.86x = 777,399,961.03
  5. Step 5: Solve for x
    x = 777,399,961.03/37,274.86
  6. Step 6: Final answer
    x = 20,855.88

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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.