Home / 82,721.36-124,093.48-26,548.24

Finding the Fourth Proportional to 82,721.36, 124,093.48 and 26,548.24

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Solution

The fourth proportional to 82,721.36, 124,093.48 and 26,548.24 is: 39,826.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,721.36 : 124,093.48 = 26,548.24 : x
  2. Step 2: Convert to fraction form
    82,721.36/124,093.48 = 26,548.24/x
  3. Step 3: Cross multiply
    82,721.36x = 124,093.48 × 26,548.24
  4. Step 4: Simplify right side
    82,721.36x = 3,294,463,489.48
  5. Step 5: Solve for x
    x = 3,294,463,489.48/82,721.36
  6. Step 6: Final answer
    x = 39,826.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.