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Finding the Fourth Proportional to 67,319.75, 92,900.75 and 37,105.13

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Solution

The fourth proportional to 67,319.75, 92,900.75 and 37,105.13 is: 51,204.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,319.75 : 92,900.75 = 37,105.13 : x
  2. Step 2: Convert to fraction form
    67,319.75/92,900.75 = 37,105.13/x
  3. Step 3: Cross multiply
    67,319.75x = 92,900.75 × 37,105.13
  4. Step 4: Simplify right side
    67,319.75x = 3,447,094,452.57
  5. Step 5: Solve for x
    x = 3,447,094,452.57/67,319.75
  6. Step 6: Final answer
    x = 51,204.80

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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.