Home / 124,216.82-171,413.49-67,628.02

Finding the Fourth Proportional to 124,216.82, 171,413.49 and 67,628.02

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Solution

The fourth proportional to 124,216.82, 171,413.49 and 67,628.02 is: 93,323.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,216.82 : 171,413.49 = 67,628.02 : x
  2. Step 2: Convert to fraction form
    124,216.82/171,413.49 = 67,628.02/x
  3. Step 3: Cross multiply
    124,216.82x = 171,413.49 × 67,628.02
  4. Step 4: Simplify right side
    124,216.82x = 11,592,354,929.99
  5. Step 5: Solve for x
    x = 11,592,354,929.99/124,216.82
  6. Step 6: Final answer
    x = 93,323.55

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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.