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Finding the Fourth Proportional to 23,748.84, 35,639.48 and 12,663.32

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Solution

The fourth proportional to 23,748.84, 35,639.48 and 12,663.32 is: 19,003.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,748.84 : 35,639.48 = 12,663.32 : x
  2. Step 2: Convert to fraction form
    23,748.84/35,639.48 = 12,663.32/x
  3. Step 3: Cross multiply
    23,748.84x = 35,639.48 × 12,663.32
  4. Step 4: Simplify right side
    23,748.84x = 451,313,993.33
  5. Step 5: Solve for x
    x = 451,313,993.33/23,748.84
  6. Step 6: Final answer
    x = 19,003.62

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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.