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Finding the Fourth Proportional to 27,168.76, 40,720.46 and 23,592.76

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Solution

The fourth proportional to 27,168.76, 40,720.46 and 23,592.76 is: 35,360.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,168.76 : 40,720.46 = 23,592.76 : x
  2. Step 2: Convert to fraction form
    27,168.76/40,720.46 = 23,592.76/x
  3. Step 3: Cross multiply
    27,168.76x = 40,720.46 × 23,592.76
  4. Step 4: Simplify right side
    27,168.76x = 960,708,039.87
  5. Step 5: Solve for x
    x = 960,708,039.87/27,168.76
  6. Step 6: Final answer
    x = 35,360.76

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1.5x scale

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.