Home / 33,100.89-45,679.39-17,993.55

Finding the Fourth Proportional to 33,100.89, 45,679.39 and 17,993.55

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Solution

The fourth proportional to 33,100.89, 45,679.39 and 17,993.55 is: 24,831.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,100.89 : 45,679.39 = 17,993.55 : x
  2. Step 2: Convert to fraction form
    33,100.89/45,679.39 = 17,993.55/x
  3. Step 3: Cross multiply
    33,100.89x = 45,679.39 × 17,993.55
  4. Step 4: Simplify right side
    33,100.89x = 821,934,387.93
  5. Step 5: Solve for x
    x = 821,934,387.93/33,100.89
  6. Step 6: Final answer
    x = 24,831.19

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Half scale
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Double scale
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Similar ratio
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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.