Home / 39,191-54,099.08-27,261.26

Finding the Fourth Proportional to 39,191, 54,099.08 and 27,261.26

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Solution

The fourth proportional to 39,191, 54,099.08 and 27,261.26 is: 37,631.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,191 : 54,099.08 = 27,261.26 : x
  2. Step 2: Convert to fraction form
    39,191/54,099.08 = 27,261.26/x
  3. Step 3: Cross multiply
    39,191x = 54,099.08 × 27,261.26
  4. Step 4: Simplify right side
    39,191x = 1,474,809,085.64
  5. Step 5: Solve for x
    x = 1,474,809,085.64/39,191
  6. Step 6: Final answer
    x = 37,631.32

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Double scale
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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.