Home / 79,609.10-119,413.62-54,573.23

Finding the Fourth Proportional to 79,609.10, 119,413.62 and 54,573.23

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Solution

The fourth proportional to 79,609.10, 119,413.62 and 54,573.23 is: 81,859.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,609.10 : 119,413.62 = 54,573.23 : x
  2. Step 2: Convert to fraction form
    79,609.10/119,413.62 = 54,573.23/x
  3. Step 3: Cross multiply
    79,609.10x = 119,413.62 × 54,573.23
  4. Step 4: Simplify right side
    79,609.10x = 6,516,787,247.93
  5. Step 5: Solve for x
    x = 6,516,787,247.93/79,609.10
  6. Step 6: Final answer
    x = 81,859.83

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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.