Home / 131,065.56-196,600.50-37,571.31

Finding the Fourth Proportional to 131,065.56, 196,600.50 and 37,571.31

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Solution

The fourth proportional to 131,065.56, 196,600.50 and 37,571.31 is: 56,357.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,065.56 : 196,600.50 = 37,571.31 : x
  2. Step 2: Convert to fraction form
    131,065.56/196,600.50 = 37,571.31/x
  3. Step 3: Cross multiply
    131,065.56x = 196,600.50 × 37,571.31
  4. Step 4: Simplify right side
    131,065.56x = 7,386,538,331.66
  5. Step 5: Solve for x
    x = 7,386,538,331.66/131,065.56
  6. Step 6: Final answer
    x = 56,357.58

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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.