Home / 124,092.88-171,351.60-115,087.92

Finding the Fourth Proportional to 124,092.88, 171,351.60 and 115,087.92

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Solution

The fourth proportional to 124,092.88, 171,351.60 and 115,087.92 is: 158,917.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,092.88 : 171,351.60 = 115,087.92 : x
  2. Step 2: Convert to fraction form
    124,092.88/171,351.60 = 115,087.92/x
  3. Step 3: Cross multiply
    124,092.88x = 171,351.60 × 115,087.92
  4. Step 4: Simplify right side
    124,092.88x = 19,720,499,232.67
  5. Step 5: Solve for x
    x = 19,720,499,232.67/124,092.88
  6. Step 6: Final answer
    x = 158,917.25

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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.