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Finding the Fourth Proportional to 67,593.36, 101,477.69 and 45,247

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Solution

The fourth proportional to 67,593.36, 101,477.69 and 45,247 is: 67,929.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,593.36 : 101,477.69 = 45,247 : x
  2. Step 2: Convert to fraction form
    67,593.36/101,477.69 = 45,247/x
  3. Step 3: Cross multiply
    67,593.36x = 101,477.69 × 45,247
  4. Step 4: Simplify right side
    67,593.36x = 4,591,561,039.43
  5. Step 5: Solve for x
    x = 4,591,561,039.43/67,593.36
  6. Step 6: Final answer
    x = 67,929.17

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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.