Home / 79,301.05-118,976.26-25,993.50

Finding the Fourth Proportional to 79,301.05, 118,976.26 and 25,993.50

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Solution

The fourth proportional to 79,301.05, 118,976.26 and 25,993.50 is: 38,998.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,301.05 : 118,976.26 = 25,993.50 : x
  2. Step 2: Convert to fraction form
    79,301.05/118,976.26 = 25,993.50/x
  3. Step 3: Cross multiply
    79,301.05x = 118,976.26 × 25,993.50
  4. Step 4: Simplify right side
    79,301.05x = 3,092,609,414.31
  5. Step 5: Solve for x
    x = 3,092,609,414.31/79,301.05
  6. Step 6: Final answer
    x = 38,998.34

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.