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Finding the Fourth Proportional to 33,295.77, 45,948.51 and 18,188.91

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Solution

The fourth proportional to 33,295.77, 45,948.51 and 18,188.91 is: 25,100.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,295.77 : 45,948.51 = 18,188.91 : x
  2. Step 2: Convert to fraction form
    33,295.77/45,948.51 = 18,188.91/x
  3. Step 3: Cross multiply
    33,295.77x = 45,948.51 × 18,188.91
  4. Step 4: Simplify right side
    33,295.77x = 835,753,313.02
  5. Step 5: Solve for x
    x = 835,753,313.02/33,295.77
  6. Step 6: Final answer
    x = 25,100.89

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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.