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Finding the Fourth Proportional to 67,160.35, 92,679.78 and 36,945.01

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Solution

The fourth proportional to 67,160.35, 92,679.78 and 36,945.01 is: 50,983.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,160.35 : 92,679.78 = 36,945.01 : x
  2. Step 2: Convert to fraction form
    67,160.35/92,679.78 = 36,945.01/x
  3. Step 3: Cross multiply
    67,160.35x = 92,679.78 × 36,945.01
  4. Step 4: Simplify right side
    67,160.35x = 3,424,055,398.90
  5. Step 5: Solve for x
    x = 3,424,055,398.90/67,160.35
  6. Step 6: Final answer
    x = 50,983.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.