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Finding the Fourth Proportional to 23,423.58, 35,137.68 and 8,629.02

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Solution

The fourth proportional to 23,423.58, 35,137.68 and 8,629.02 is: 12,944.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,423.58 : 35,137.68 = 8,629.02 : x
  2. Step 2: Convert to fraction form
    23,423.58/35,137.68 = 8,629.02/x
  3. Step 3: Cross multiply
    23,423.58x = 35,137.68 × 8,629.02
  4. Step 4: Simplify right side
    23,423.58x = 303,203,743.47
  5. Step 5: Solve for x
    x = 303,203,743.47/23,423.58
  6. Step 6: Final answer
    x = 12,944.38

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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.