Home / 238,240.36-328,647.60-192,969.46

Finding the Fourth Proportional to 238,240.36, 328,647.60 and 192,969.46

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Solution

The fourth proportional to 238,240.36, 328,647.60 and 192,969.46 is: 266,197.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,240.36 : 328,647.60 = 192,969.46 : x
  2. Step 2: Convert to fraction form
    238,240.36/328,647.60 = 192,969.46/x
  3. Step 3: Cross multiply
    238,240.36x = 328,647.60 × 192,969.46
  4. Step 4: Simplify right side
    238,240.36x = 63,418,949,902.30
  5. Step 5: Solve for x
    x = 63,418,949,902.30/238,240.36
  6. Step 6: Final answer
    x = 266,197.34

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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.