Home / 124,215.68-171,413.04-67,625.92

Finding the Fourth Proportional to 124,215.68, 171,413.04 and 67,625.92

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Solution

The fourth proportional to 124,215.68, 171,413.04 and 67,625.92 is: 93,321.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,215.68 : 171,413.04 = 67,625.92 : x
  2. Step 2: Convert to fraction form
    124,215.68/171,413.04 = 67,625.92/x
  3. Step 3: Cross multiply
    124,215.68x = 171,413.04 × 67,625.92
  4. Step 4: Simplify right side
    124,215.68x = 11,591,964,530.00
  5. Step 5: Solve for x
    x = 11,591,964,530.00/124,215.68
  6. Step 6: Final answer
    x = 93,321.27

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1.5x scale

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.