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Finding the Fourth Proportional to 73,732.75, 110,599.53 and 18,328.75

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Solution

The fourth proportional to 73,732.75, 110,599.53 and 18,328.75 is: 27,493.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,732.75 : 110,599.53 = 18,328.75 : x
  2. Step 2: Convert to fraction form
    73,732.75/110,599.53 = 18,328.75/x
  3. Step 3: Cross multiply
    73,732.75x = 110,599.53 × 18,328.75
  4. Step 4: Simplify right side
    73,732.75x = 2,027,151,135.49
  5. Step 5: Solve for x
    x = 2,027,151,135.49/73,732.75
  6. Step 6: Final answer
    x = 27,493.23

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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.