Home / 190,857.24-263,296.62-122,849.82

Finding the Fourth Proportional to 190,857.24, 263,296.62 and 122,849.82

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Solution

The fourth proportional to 190,857.24, 263,296.62 and 122,849.82 is: 169,477.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,857.24 : 263,296.62 = 122,849.82 : x
  2. Step 2: Convert to fraction form
    190,857.24/263,296.62 = 122,849.82/x
  3. Step 3: Cross multiply
    190,857.24x = 263,296.62 × 122,849.82
  4. Step 4: Simplify right side
    190,857.24x = 32,345,942,373.61
  5. Step 5: Solve for x
    x = 32,345,942,373.61/190,857.24
  6. Step 6: Final answer
    x = 169,477.16

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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.