Home / 130,910.96-196,362.52-36,146.94

Finding the Fourth Proportional to 130,910.96, 196,362.52 and 36,146.94

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Solution

The fourth proportional to 130,910.96, 196,362.52 and 36,146.94 is: 54,219.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,910.96 : 196,362.52 = 36,146.94 : x
  2. Step 2: Convert to fraction form
    130,910.96/196,362.52 = 36,146.94/x
  3. Step 3: Cross multiply
    130,910.96x = 196,362.52 × 36,146.94
  4. Step 4: Simplify right side
    130,910.96x = 7,097,904,138.32
  5. Step 5: Solve for x
    x = 7,097,904,138.32/130,910.96
  6. Step 6: Final answer
    x = 54,219.33

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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.