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Finding the Fourth Proportional to 23,491.68, 35,245.20 and 8,701.68

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Solution

The fourth proportional to 23,491.68, 35,245.20 and 8,701.68 is: 13,055.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,491.68 : 35,245.20 = 8,701.68 : x
  2. Step 2: Convert to fraction form
    23,491.68/35,245.20 = 8,701.68/x
  3. Step 3: Cross multiply
    23,491.68x = 35,245.20 × 8,701.68
  4. Step 4: Simplify right side
    23,491.68x = 306,692,451.94
  5. Step 5: Solve for x
    x = 306,692,451.94/23,491.68
  6. Step 6: Final answer
    x = 13,055.36

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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.