Home / 107,413.27-161,136.30-54,794.05

Finding the Fourth Proportional to 107,413.27, 161,136.30 and 54,794.05

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Solution

The fourth proportional to 107,413.27, 161,136.30 and 54,794.05 is: 82,199.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,413.27 : 161,136.30 = 54,794.05 : x
  2. Step 2: Convert to fraction form
    107,413.27/161,136.30 = 54,794.05/x
  3. Step 3: Cross multiply
    107,413.27x = 161,136.30 × 54,794.05
  4. Step 4: Simplify right side
    107,413.27x = 8,829,310,479.02
  5. Step 5: Solve for x
    x = 8,829,310,479.02/107,413.27
  6. Step 6: Final answer
    x = 82,199.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.