Home / 170,556.83-255,847.53-52,212.78

Finding the Fourth Proportional to 170,556.83, 255,847.53 and 52,212.78

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Solution

The fourth proportional to 170,556.83, 255,847.53 and 52,212.78 is: 78,322.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,556.83 : 255,847.53 = 52,212.78 : x
  2. Step 2: Convert to fraction form
    170,556.83/255,847.53 = 52,212.78/x
  3. Step 3: Cross multiply
    170,556.83x = 255,847.53 × 52,212.78
  4. Step 4: Simplify right side
    170,556.83x = 13,358,510,797.43
  5. Step 5: Solve for x
    x = 13,358,510,797.43/170,556.83
  6. Step 6: Final answer
    x = 78,322.93

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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.