Home / 124,982.73-172,296.75-89,110.46

Finding the Fourth Proportional to 124,982.73, 172,296.75 and 89,110.46

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Solution

The fourth proportional to 124,982.73, 172,296.75 and 89,110.46 is: 122,844.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,982.73 : 172,296.75 = 89,110.46 : x
  2. Step 2: Convert to fraction form
    124,982.73/172,296.75 = 89,110.46/x
  3. Step 3: Cross multiply
    124,982.73x = 172,296.75 × 89,110.46
  4. Step 4: Simplify right side
    124,982.73x = 15,353,443,413.91
  5. Step 5: Solve for x
    x = 15,353,443,413.91/124,982.73
  6. Step 6: Final answer
    x = 122,844.52

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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.