Home / 190,370.97-262,678.64-108,661.92

Finding the Fourth Proportional to 190,370.97, 262,678.64 and 108,661.92

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Solution

The fourth proportional to 190,370.97, 262,678.64 and 108,661.92 is: 149,934.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,370.97 : 262,678.64 = 108,661.92 : x
  2. Step 2: Convert to fraction form
    190,370.97/262,678.64 = 108,661.92/x
  3. Step 3: Cross multiply
    190,370.97x = 262,678.64 × 108,661.92
  4. Step 4: Simplify right side
    190,370.97x = 28,543,164,822.08
  5. Step 5: Solve for x
    x = 28,543,164,822.08/190,370.97
  6. Step 6: Final answer
    x = 149,934.44

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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.