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Finding the Fourth Proportional to 49,160.80, 73,733.24 and 15,881.01

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Solution

The fourth proportional to 49,160.80, 73,733.24 and 15,881.01 is: 23,818.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,160.80 : 73,733.24 = 15,881.01 : x
  2. Step 2: Convert to fraction form
    49,160.80/73,733.24 = 15,881.01/x
  3. Step 3: Cross multiply
    49,160.80x = 73,733.24 × 15,881.01
  4. Step 4: Simplify right side
    49,160.80x = 1,170,958,410.39
  5. Step 5: Solve for x
    x = 1,170,958,410.39/49,160.80
  6. Step 6: Final answer
    x = 23,818.95

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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.