Home / 238,223.50-328,654.67-136,194.14

Finding the Fourth Proportional to 238,223.50, 328,654.67 and 136,194.14

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Solution

The fourth proportional to 238,223.50, 328,654.67 and 136,194.14 is: 187,894.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,223.50 : 328,654.67 = 136,194.14 : x
  2. Step 2: Convert to fraction form
    238,223.50/328,654.67 = 136,194.14/x
  3. Step 3: Cross multiply
    238,223.50x = 328,654.67 × 136,194.14
  4. Step 4: Simplify right side
    238,223.50x = 44,760,840,278.30
  5. Step 5: Solve for x
    x = 44,760,840,278.30/238,223.50
  6. Step 6: Final answer
    x = 187,894.31

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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.