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Finding the Fourth Proportional to 67,738.97, 101,607.99 and 52,960.32

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Solution

The fourth proportional to 67,738.97, 101,607.99 and 52,960.32 is: 79,440.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,738.97 : 101,607.99 = 52,960.32 : x
  2. Step 2: Convert to fraction form
    67,738.97/101,607.99 = 52,960.32/x
  3. Step 3: Cross multiply
    67,738.97x = 101,607.99 × 52,960.32
  4. Step 4: Simplify right side
    67,738.97x = 5,381,191,664.96
  5. Step 5: Solve for x
    x = 5,381,191,664.96/67,738.97
  6. Step 6: Final answer
    x = 79,440.12

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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.