Home / 68,413.88-94,410.27-38,199.73

Finding the Fourth Proportional to 68,413.88, 94,410.27 and 38,199.73

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Solution

The fourth proportional to 68,413.88, 94,410.27 and 38,199.73 is: 52,715.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,413.88 : 94,410.27 = 38,199.73 : x
  2. Step 2: Convert to fraction form
    68,413.88/94,410.27 = 38,199.73/x
  3. Step 3: Cross multiply
    68,413.88x = 94,410.27 × 38,199.73
  4. Step 4: Simplify right side
    68,413.88x = 3,606,446,351.18
  5. Step 5: Solve for x
    x = 3,606,446,351.18/68,413.88
  6. Step 6: Final answer
    x = 52,715.13

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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.