Home / 183,556.46-253,379.94-130,120.76

Finding the Fourth Proportional to 183,556.46, 253,379.94 and 130,120.76

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Solution

The fourth proportional to 183,556.46, 253,379.94 and 130,120.76 is: 179,617.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,556.46 : 253,379.94 = 130,120.76 : x
  2. Step 2: Convert to fraction form
    183,556.46/253,379.94 = 130,120.76/x
  3. Step 3: Cross multiply
    183,556.46x = 253,379.94 × 130,120.76
  4. Step 4: Simplify right side
    183,556.46x = 32,969,990,361.55
  5. Step 5: Solve for x
    x = 32,969,990,361.55/183,556.46
  6. Step 6: Final answer
    x = 179,617.71

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1.5x scale

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.