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Finding the Fourth Proportional to 43,718.76, 60,312.78 and 27,794.70

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Solution

The fourth proportional to 43,718.76, 60,312.78 and 27,794.70 is: 38,344.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,718.76 : 60,312.78 = 27,794.70 : x
  2. Step 2: Convert to fraction form
    43,718.76/60,312.78 = 27,794.70/x
  3. Step 3: Cross multiply
    43,718.76x = 60,312.78 × 27,794.70
  4. Step 4: Simplify right side
    43,718.76x = 1,676,375,626.27
  5. Step 5: Solve for x
    x = 1,676,375,626.27/43,718.76
  6. Step 6: Final answer
    x = 38,344.54

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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.