Home / 190,772.73-263,235.78-110,185.38

Finding the Fourth Proportional to 190,772.73, 263,235.78 and 110,185.38

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Solution

The fourth proportional to 190,772.73, 263,235.78 and 110,185.38 is: 152,038.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,772.73 : 263,235.78 = 110,185.38 : x
  2. Step 2: Convert to fraction form
    190,772.73/263,235.78 = 110,185.38/x
  3. Step 3: Cross multiply
    190,772.73x = 263,235.78 × 110,185.38
  4. Step 4: Simplify right side
    190,772.73x = 29,004,734,448.90
  5. Step 5: Solve for x
    x = 29,004,734,448.90/190,772.73
  6. Step 6: Final answer
    x = 152,038.16

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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.