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Finding the Fourth Proportional to 60,601.70, 83,616.09 and 36,722.90

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Solution

The fourth proportional to 60,601.70, 83,616.09 and 36,722.90 is: 50,668.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,601.70 : 83,616.09 = 36,722.90 : x
  2. Step 2: Convert to fraction form
    60,601.70/83,616.09 = 36,722.90/x
  3. Step 3: Cross multiply
    60,601.70x = 83,616.09 × 36,722.90
  4. Step 4: Simplify right side
    60,601.70x = 3,070,625,311.46
  5. Step 5: Solve for x
    x = 3,070,625,311.46/60,601.70
  6. Step 6: Final answer
    x = 50,668.96

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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.