Home / 190,935.34-263,483.40-106,057.78

Finding the Fourth Proportional to 190,935.34, 263,483.40 and 106,057.78

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Solution

The fourth proportional to 190,935.34, 263,483.40 and 106,057.78 is: 146,355.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,935.34 : 263,483.40 = 106,057.78 : x
  2. Step 2: Convert to fraction form
    190,935.34/263,483.40 = 106,057.78/x
  3. Step 3: Cross multiply
    190,935.34x = 263,483.40 × 106,057.78
  4. Step 4: Simplify right side
    190,935.34x = 27,944,464,470.85
  5. Step 5: Solve for x
    x = 27,944,464,470.85/190,935.34
  6. Step 6: Final answer
    x = 146,355.64

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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.