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Finding the Fourth Proportional to 67,975.70, 101,960.85 and 23,612.54

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Solution

The fourth proportional to 67,975.70, 101,960.85 and 23,612.54 is: 35,417.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,975.70 : 101,960.85 = 23,612.54 : x
  2. Step 2: Convert to fraction form
    67,975.70/101,960.85 = 23,612.54/x
  3. Step 3: Cross multiply
    67,975.70x = 101,960.85 × 23,612.54
  4. Step 4: Simplify right side
    67,975.70x = 2,407,554,649.06
  5. Step 5: Solve for x
    x = 2,407,554,649.06/67,975.70
  6. Step 6: Final answer
    x = 35,417.87

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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.