Home / 38,975.21-53,749.91-25,541.59

Finding the Fourth Proportional to 38,975.21, 53,749.91 and 25,541.59

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Solution

The fourth proportional to 38,975.21, 53,749.91 and 25,541.59 is: 35,223.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,975.21 : 53,749.91 = 25,541.59 : x
  2. Step 2: Convert to fraction form
    38,975.21/53,749.91 = 25,541.59/x
  3. Step 3: Cross multiply
    38,975.21x = 53,749.91 × 25,541.59
  4. Step 4: Simplify right side
    38,975.21x = 1,372,857,895.01
  5. Step 5: Solve for x
    x = 1,372,857,895.01/38,975.21
  6. Step 6: Final answer
    x = 35,223.87

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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.