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Finding the Fourth Proportional to 24,309.75, 36,464.64 and 7,893.75

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Solution

The fourth proportional to 24,309.75, 36,464.64 and 7,893.75 is: 11,840.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,309.75 : 36,464.64 = 7,893.75 : x
  2. Step 2: Convert to fraction form
    24,309.75/36,464.64 = 7,893.75/x
  3. Step 3: Cross multiply
    24,309.75x = 36,464.64 × 7,893.75
  4. Step 4: Simplify right side
    24,309.75x = 287,842,752
  5. Step 5: Solve for x
    x = 287,842,752/24,309.75
  6. Step 6: Final answer
    x = 11,840.63

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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.