Home / 39,191.25-54,099.43-27,261.51

Finding the Fourth Proportional to 39,191.25, 54,099.43 and 27,261.51

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Solution

The fourth proportional to 39,191.25, 54,099.43 and 27,261.51 is: 37,631.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,191.25 : 54,099.43 = 27,261.51 : x
  2. Step 2: Convert to fraction form
    39,191.25/54,099.43 = 27,261.51/x
  3. Step 3: Cross multiply
    39,191.25x = 54,099.43 × 27,261.51
  4. Step 4: Simplify right side
    39,191.25x = 1,474,832,151.94
  5. Step 5: Solve for x
    x = 1,474,832,151.94/39,191.25
  6. Step 6: Final answer
    x = 37,631.67

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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.