Home / 238,606.63-329,268.75-131,175.87

Finding the Fourth Proportional to 238,606.63, 329,268.75 and 131,175.87

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Solution

The fourth proportional to 238,606.63, 329,268.75 and 131,175.87 is: 181,018.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,606.63 : 329,268.75 = 131,175.87 : x
  2. Step 2: Convert to fraction form
    238,606.63/329,268.75 = 131,175.87/x
  3. Step 3: Cross multiply
    238,606.63x = 329,268.75 × 131,175.87
  4. Step 4: Simplify right side
    238,606.63x = 43,192,114,912.36
  5. Step 5: Solve for x
    x = 43,192,114,912.36/238,606.63
  6. Step 6: Final answer
    x = 181,018.08

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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.