Home / 39,191.13-54,099.26-27,261.39

Finding the Fourth Proportional to 39,191.13, 54,099.26 and 27,261.39

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Solution

The fourth proportional to 39,191.13, 54,099.26 and 27,261.39 is: 37,631.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,191.13 : 54,099.26 = 27,261.39 : x
  2. Step 2: Convert to fraction form
    39,191.13/54,099.26 = 27,261.39/x
  3. Step 3: Cross multiply
    39,191.13x = 54,099.26 × 27,261.39
  4. Step 4: Simplify right side
    39,191.13x = 1,474,820,618.77
  5. Step 5: Solve for x
    x = 1,474,820,618.77/39,191.13
  6. Step 6: Final answer
    x = 37,631.49

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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.