Home / 164,983.64-247,517.37-76,300.79

Finding the Fourth Proportional to 164,983.64, 247,517.37 and 76,300.79

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Solution

The fourth proportional to 164,983.64, 247,517.37 and 76,300.79 is: 114,470.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,983.64 : 247,517.37 = 76,300.79 : x
  2. Step 2: Convert to fraction form
    164,983.64/247,517.37 = 76,300.79/x
  3. Step 3: Cross multiply
    164,983.64x = 247,517.37 × 76,300.79
  4. Step 4: Simplify right side
    164,983.64x = 18,885,769,632.14
  5. Step 5: Solve for x
    x = 18,885,769,632.14/164,983.64
  6. Step 6: Final answer
    x = 114,470.56

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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.