Home / 39,190.75-54,098.74-27,261.01

Finding the Fourth Proportional to 39,190.75, 54,098.74 and 27,261.01

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Solution

The fourth proportional to 39,190.75, 54,098.74 and 27,261.01 is: 37,630.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,190.75 : 54,098.74 = 27,261.01 : x
  2. Step 2: Convert to fraction form
    39,190.75/54,098.74 = 27,261.01/x
  3. Step 3: Cross multiply
    39,190.75x = 54,098.74 × 27,261.01
  4. Step 4: Simplify right side
    39,190.75x = 1,474,786,021.63
  5. Step 5: Solve for x
    x = 1,474,786,021.63/39,190.75
  6. Step 6: Final answer
    x = 37,630.98

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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.