Home / 195,568.47-269,853.66-113,910.16

Finding the Fourth Proportional to 195,568.47, 269,853.66 and 113,910.16

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Solution

The fourth proportional to 195,568.47, 269,853.66 and 113,910.16 is: 157,178.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,568.47 : 269,853.66 = 113,910.16 : x
  2. Step 2: Convert to fraction form
    195,568.47/269,853.66 = 113,910.16/x
  3. Step 3: Cross multiply
    195,568.47x = 269,853.66 × 113,910.16
  4. Step 4: Simplify right side
    195,568.47x = 30,739,073,587.19
  5. Step 5: Solve for x
    x = 30,739,073,587.19/195,568.47
  6. Step 6: Final answer
    x = 157,178.06

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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.