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Finding the Fourth Proportional to 68,852.39, 103,247.43 and 24,480.32

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Solution

The fourth proportional to 68,852.39, 103,247.43 and 24,480.32 is: 36,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,852.39 : 103,247.43 = 24,480.32 : x
  2. Step 2: Convert to fraction form
    68,852.39/103,247.43 = 24,480.32/x
  3. Step 3: Cross multiply
    68,852.39x = 103,247.43 × 24,480.32
  4. Step 4: Simplify right side
    68,852.39x = 2,527,530,003.18
  5. Step 5: Solve for x
    x = 2,527,530,003.18/68,852.39
  6. Step 6: Final answer
    x = 36,709.40

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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.