Home / 195,916.23-270,364.16-114,247.78

Finding the Fourth Proportional to 195,916.23, 270,364.16 and 114,247.78

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Solution

The fourth proportional to 195,916.23, 270,364.16 and 114,247.78 is: 157,661.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,916.23 : 270,364.16 = 114,247.78 : x
  2. Step 2: Convert to fraction form
    195,916.23/270,364.16 = 114,247.78/x
  3. Step 3: Cross multiply
    195,916.23x = 270,364.16 × 114,247.78
  4. Step 4: Simplify right side
    195,916.23x = 30,888,503,148.51
  5. Step 5: Solve for x
    x = 30,888,503,148.51/195,916.23
  6. Step 6: Final answer
    x = 157,661.79

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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.