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Finding the Fourth Proportional to 73,941.84, 110,912.76 and 18,537.84

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Solution

The fourth proportional to 73,941.84, 110,912.76 and 18,537.84 is: 27,806.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,941.84 : 110,912.76 = 18,537.84 : x
  2. Step 2: Convert to fraction form
    73,941.84/110,912.76 = 18,537.84/x
  3. Step 3: Cross multiply
    73,941.84x = 110,912.76 × 18,537.84
  4. Step 4: Simplify right side
    73,941.84x = 2,056,082,998.84
  5. Step 5: Solve for x
    x = 2,056,082,998.84/73,941.84
  6. Step 6: Final answer
    x = 27,806.76

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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.