Home / 226,886.06-313,090.87-124,891.60

Finding the Fourth Proportional to 226,886.06, 313,090.87 and 124,891.60

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Solution

The fourth proportional to 226,886.06, 313,090.87 and 124,891.60 is: 172,343.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,886.06 : 313,090.87 = 124,891.60 : x
  2. Step 2: Convert to fraction form
    226,886.06/313,090.87 = 124,891.60/x
  3. Step 3: Cross multiply
    226,886.06x = 313,090.87 × 124,891.60
  4. Step 4: Simplify right side
    226,886.06x = 39,102,419,777.21
  5. Step 5: Solve for x
    x = 39,102,419,777.21/226,886.06
  6. Step 6: Final answer
    x = 172,343.86

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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.