Home / 226,414.56-312,212.71-190,090.97

Finding the Fourth Proportional to 226,414.56, 312,212.71 and 190,090.97

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Solution

The fourth proportional to 226,414.56, 312,212.71 and 190,090.97 is: 262,124.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,414.56 : 312,212.71 = 190,090.97 : x
  2. Step 2: Convert to fraction form
    226,414.56/312,212.71 = 190,090.97/x
  3. Step 3: Cross multiply
    226,414.56x = 312,212.71 × 190,090.97
  4. Step 4: Simplify right side
    226,414.56x = 59,348,816,890.23
  5. Step 5: Solve for x
    x = 59,348,816,890.23/226,414.56
  6. Step 6: Final answer
    x = 262,124.56

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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.