Home / 195,048.50-269,163.74-109,008.68

Finding the Fourth Proportional to 195,048.50, 269,163.74 and 109,008.68

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Solution

The fourth proportional to 195,048.50, 269,163.74 and 109,008.68 is: 150,430.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,048.50 : 269,163.74 = 109,008.68 : x
  2. Step 2: Convert to fraction form
    195,048.50/269,163.74 = 109,008.68/x
  3. Step 3: Cross multiply
    195,048.50x = 269,163.74 × 109,008.68
  4. Step 4: Simplify right side
    195,048.50x = 29,341,182,927.97
  5. Step 5: Solve for x
    x = 29,341,182,927.97/195,048.50
  6. Step 6: Final answer
    x = 150,430.19

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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.