Home / 170,413.55-235,161.20-93,917.69

Finding the Fourth Proportional to 170,413.55, 235,161.20 and 93,917.69

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Solution

The fourth proportional to 170,413.55, 235,161.20 and 93,917.69 is: 129,601.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,413.55 : 235,161.20 = 93,917.69 : x
  2. Step 2: Convert to fraction form
    170,413.55/235,161.20 = 93,917.69/x
  3. Step 3: Cross multiply
    170,413.55x = 235,161.20 × 93,917.69
  4. Step 4: Simplify right side
    170,413.55x = 22,085,796,212.04
  5. Step 5: Solve for x
    x = 22,085,796,212.04/170,413.55
  6. Step 6: Final answer
    x = 129,601.17

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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.