Home / 131,857.31-197,771.44-37,090.49

Finding the Fourth Proportional to 131,857.31, 197,771.44 and 37,090.49

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Solution

The fourth proportional to 131,857.31, 197,771.44 and 37,090.49 is: 55,631.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,857.31 : 197,771.44 = 37,090.49 : x
  2. Step 2: Convert to fraction form
    131,857.31/197,771.44 = 37,090.49/x
  3. Step 3: Cross multiply
    131,857.31x = 197,771.44 × 37,090.49
  4. Step 4: Simplify right side
    131,857.31x = 7,335,440,395.90
  5. Step 5: Solve for x
    x = 7,335,440,395.90/131,857.31
  6. Step 6: Final answer
    x = 55,631.66

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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.