Home / 75,373.83-112,982.07-25,436.73

Finding the Fourth Proportional to 75,373.83, 112,982.07 and 25,436.73

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Solution

The fourth proportional to 75,373.83, 112,982.07 and 25,436.73 is: 38,128.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,373.83 : 112,982.07 = 25,436.73 : x
  2. Step 2: Convert to fraction form
    75,373.83/112,982.07 = 25,436.73/x
  3. Step 3: Cross multiply
    75,373.83x = 112,982.07 × 25,436.73
  4. Step 4: Simplify right side
    75,373.83x = 2,873,893,975.22
  5. Step 5: Solve for x
    x = 2,873,893,975.22/75,373.83
  6. Step 6: Final answer
    x = 38,128.54

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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.