Home / 238,481.33-329,032.46-142,953.17

Finding the Fourth Proportional to 238,481.33, 329,032.46 and 142,953.17

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Solution

The fourth proportional to 238,481.33, 329,032.46 and 142,953.17 is: 197,232.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,481.33 : 329,032.46 = 142,953.17 : x
  2. Step 2: Convert to fraction form
    238,481.33/329,032.46 = 142,953.17/x
  3. Step 3: Cross multiply
    238,481.33x = 329,032.46 × 142,953.17
  4. Step 4: Simplify right side
    238,481.33x = 47,036,231,902.12
  5. Step 5: Solve for x
    x = 47,036,231,902.12/238,481.33
  6. Step 6: Final answer
    x = 197,232.35

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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.