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Finding the Fourth Proportional to 24,623.68, 33,978 and 14,012.32

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Solution

The fourth proportional to 24,623.68, 33,978 and 14,012.32 is: 19,335.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,623.68 : 33,978 = 14,012.32 : x
  2. Step 2: Convert to fraction form
    24,623.68/33,978 = 14,012.32/x
  3. Step 3: Cross multiply
    24,623.68x = 33,978 × 14,012.32
  4. Step 4: Simplify right side
    24,623.68x = 476,110,608.96
  5. Step 5: Solve for x
    x = 476,110,608.96/24,623.68
  6. Step 6: Final answer
    x = 19,335.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.