Home / 131,036.94-196,555.23-104,617.98

Finding the Fourth Proportional to 131,036.94, 196,555.23 and 104,617.98

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Solution

The fourth proportional to 131,036.94, 196,555.23 and 104,617.98 is: 156,926.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,036.94 : 196,555.23 = 104,617.98 : x
  2. Step 2: Convert to fraction form
    131,036.94/196,555.23 = 104,617.98/x
  3. Step 3: Cross multiply
    131,036.94x = 196,555.23 × 104,617.98
  4. Step 4: Simplify right side
    131,036.94x = 20,563,211,121.04
  5. Step 5: Solve for x
    x = 20,563,211,121.04/131,036.94
  6. Step 6: Final answer
    x = 156,926.83

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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.