Home / 195,227.35-269,433.61-118,751.72

Finding the Fourth Proportional to 195,227.35, 269,433.61 and 118,751.72

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Solution

The fourth proportional to 195,227.35, 269,433.61 and 118,751.72 is: 163,889.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,227.35 : 269,433.61 = 118,751.72 : x
  2. Step 2: Convert to fraction form
    195,227.35/269,433.61 = 118,751.72/x
  3. Step 3: Cross multiply
    195,227.35x = 269,433.61 × 118,751.72
  4. Step 4: Simplify right side
    195,227.35x = 31,995,703,637.24
  5. Step 5: Solve for x
    x = 31,995,703,637.24/195,227.35
  6. Step 6: Final answer
    x = 163,889.46

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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.