Home / 89,954.25-124,021.48-73,761.93

Finding the Fourth Proportional to 89,954.25, 124,021.48 and 73,761.93

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Solution

The fourth proportional to 89,954.25, 124,021.48 and 73,761.93 is: 101,696.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,954.25 : 124,021.48 = 73,761.93 : x
  2. Step 2: Convert to fraction form
    89,954.25/124,021.48 = 73,761.93/x
  3. Step 3: Cross multiply
    89,954.25x = 124,021.48 × 73,761.93
  4. Step 4: Simplify right side
    89,954.25x = 9,148,063,726.26
  5. Step 5: Solve for x
    x = 9,148,063,726.26/89,954.25
  6. Step 6: Final answer
    x = 101,696.85

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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.