Home / 131,148.84-196,721.98-37,654.44

Finding the Fourth Proportional to 131,148.84, 196,721.98 and 37,654.44

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Solution

The fourth proportional to 131,148.84, 196,721.98 and 37,654.44 is: 56,481.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,148.84 : 196,721.98 = 37,654.44 : x
  2. Step 2: Convert to fraction form
    131,148.84/196,721.98 = 37,654.44/x
  3. Step 3: Cross multiply
    131,148.84x = 196,721.98 × 37,654.44
  4. Step 4: Simplify right side
    131,148.84x = 7,407,455,992.59
  5. Step 5: Solve for x
    x = 7,407,455,992.59/131,148.84
  6. Step 6: Final answer
    x = 56,481.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.