Home / 130,966.98-196,451.83-104,837.79

Finding the Fourth Proportional to 130,966.98, 196,451.83 and 104,837.79

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Solution

The fourth proportional to 130,966.98, 196,451.83 and 104,837.79 is: 157,257.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,966.98 : 196,451.83 = 104,837.79 : x
  2. Step 2: Convert to fraction form
    130,966.98/196,451.83 = 104,837.79/x
  3. Step 3: Cross multiply
    130,966.98x = 196,451.83 × 104,837.79
  4. Step 4: Simplify right side
    130,966.98x = 20,595,576,566.40
  5. Step 5: Solve for x
    x = 20,595,576,566.40/130,966.98
  6. Step 6: Final answer
    x = 157,257.78

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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.