Home / 39,190.25-54,098.05-27,260.51

Finding the Fourth Proportional to 39,190.25, 54,098.05 and 27,260.51

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Solution

The fourth proportional to 39,190.25, 54,098.05 and 27,260.51 is: 37,630.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,190.25 : 54,098.05 = 27,260.51 : x
  2. Step 2: Convert to fraction form
    39,190.25/54,098.05 = 27,260.51/x
  3. Step 3: Cross multiply
    39,190.25x = 54,098.05 × 27,260.51
  4. Step 4: Simplify right side
    39,190.25x = 1,474,740,094.36
  5. Step 5: Solve for x
    x = 1,474,740,094.36/39,190.25
  6. Step 6: Final answer
    x = 37,630.29

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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.