Home / 195,515.35-293,383.87-105,556.86

Finding the Fourth Proportional to 195,515.35, 293,383.87 and 105,556.86

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Solution

The fourth proportional to 195,515.35, 293,383.87 and 105,556.86 is: 158,395.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,515.35 : 293,383.87 = 105,556.86 : x
  2. Step 2: Convert to fraction form
    195,515.35/293,383.87 = 105,556.86/x
  3. Step 3: Cross multiply
    195,515.35x = 293,383.87 × 105,556.86
  4. Step 4: Simplify right side
    195,515.35x = 30,968,680,091.85
  5. Step 5: Solve for x
    x = 30,968,680,091.85/195,515.35
  6. Step 6: Final answer
    x = 158,395.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.