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Finding the Fourth Proportional to 33,295.39, 45,947.32 and 18,188.01

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Solution

The fourth proportional to 33,295.39, 45,947.32 and 18,188.01 is: 25,099.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,295.39 : 45,947.32 = 18,188.01 : x
  2. Step 2: Convert to fraction form
    33,295.39/45,947.32 = 18,188.01/x
  3. Step 3: Cross multiply
    33,295.39x = 45,947.32 × 18,188.01
  4. Step 4: Simplify right side
    33,295.39x = 835,690,270.16
  5. Step 5: Solve for x
    x = 835,690,270.16/33,295.39
  6. Step 6: Final answer
    x = 25,099.28

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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.