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Finding the Fourth Proportional to 23,983.94, 35,978.08 and 6,453.38

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Solution

The fourth proportional to 23,983.94, 35,978.08 and 6,453.38 is: 9,680.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,983.94 : 35,978.08 = 6,453.38 : x
  2. Step 2: Convert to fraction form
    23,983.94/35,978.08 = 6,453.38/x
  3. Step 3: Cross multiply
    23,983.94x = 35,978.08 × 6,453.38
  4. Step 4: Simplify right side
    23,983.94x = 232,180,221.91
  5. Step 5: Solve for x
    x = 232,180,221.91/23,983.94
  6. Step 6: Final answer
    x = 9,680.65

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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.