Home / 192,727.37-289,014.44-74,323.19

Finding the Fourth Proportional to 192,727.37, 289,014.44 and 74,323.19

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Solution

The fourth proportional to 192,727.37, 289,014.44 and 74,323.19 is: 111,455.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,727.37 : 289,014.44 = 74,323.19 : x
  2. Step 2: Convert to fraction form
    192,727.37/289,014.44 = 74,323.19/x
  3. Step 3: Cross multiply
    192,727.37x = 289,014.44 × 74,323.19
  4. Step 4: Simplify right side
    192,727.37x = 21,480,473,320.18
  5. Step 5: Solve for x
    x = 21,480,473,320.18/192,727.37
  6. Step 6: Final answer
    x = 111,455.23

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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.