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Finding the Fourth Proportional to 23,777.92, 35,636.35 and 8,969.20

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Solution

The fourth proportional to 23,777.92, 35,636.35 and 8,969.20 is: 13,442.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,777.92 : 35,636.35 = 8,969.20 : x
  2. Step 2: Convert to fraction form
    23,777.92/35,636.35 = 8,969.20/x
  3. Step 3: Cross multiply
    23,777.92x = 35,636.35 × 8,969.20
  4. Step 4: Simplify right side
    23,777.92x = 319,629,550.42
  5. Step 5: Solve for x
    x = 319,629,550.42/23,777.92
  6. Step 6: Final answer
    x = 13,442.28

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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.