Home / 203,972.04-305,413.74-119,662.92

Finding the Fourth Proportional to 203,972.04, 305,413.74 and 119,662.92

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Solution

The fourth proportional to 203,972.04, 305,413.74 and 119,662.92 is: 179,175.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,972.04 : 305,413.74 = 119,662.92 : x
  2. Step 2: Convert to fraction form
    203,972.04/305,413.74 = 119,662.92/x
  3. Step 3: Cross multiply
    203,972.04x = 305,413.74 × 119,662.92
  4. Step 4: Simplify right side
    203,972.04x = 36,546,699,936.52
  5. Step 5: Solve for x
    x = 36,546,699,936.52/203,972.04
  6. Step 6: Final answer
    x = 179,175.05

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1.5x scale

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.