Home / 195,934-270,095.04-153,418.72

Finding the Fourth Proportional to 195,934, 270,095.04 and 153,418.72

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Solution

The fourth proportional to 195,934, 270,095.04 and 153,418.72 is: 211,487.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,934 : 270,095.04 = 153,418.72 : x
  2. Step 2: Convert to fraction form
    195,934/270,095.04 = 153,418.72/x
  3. Step 3: Cross multiply
    195,934x = 270,095.04 × 153,418.72
  4. Step 4: Simplify right side
    195,934x = 41,437,635,315.15
  5. Step 5: Solve for x
    x = 41,437,635,315.15/195,934
  6. Step 6: Final answer
    x = 211,487.72

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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.