Home / 226,974.12-313,261.73-173,157.51

Finding the Fourth Proportional to 226,974.12, 313,261.73 and 173,157.51

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Solution

The fourth proportional to 226,974.12, 313,261.73 and 173,157.51 is: 238,985.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,974.12 : 313,261.73 = 173,157.51 : x
  2. Step 2: Convert to fraction form
    226,974.12/313,261.73 = 173,157.51/x
  3. Step 3: Cross multiply
    226,974.12x = 313,261.73 × 173,157.51
  4. Step 4: Simplify right side
    226,974.12x = 54,243,622,103.38
  5. Step 5: Solve for x
    x = 54,243,622,103.38/226,974.12
  6. Step 6: Final answer
    x = 238,985.94

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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.