Home / 130,690.44-196,024.68-41,919.84

Finding the Fourth Proportional to 130,690.44, 196,024.68 and 41,919.84

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Solution

The fourth proportional to 130,690.44, 196,024.68 and 41,919.84 is: 62,876.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,690.44 : 196,024.68 = 41,919.84 : x
  2. Step 2: Convert to fraction form
    130,690.44/196,024.68 = 41,919.84/x
  3. Step 3: Cross multiply
    130,690.44x = 196,024.68 × 41,919.84
  4. Step 4: Simplify right side
    130,690.44x = 8,217,323,221.65
  5. Step 5: Solve for x
    x = 8,217,323,221.65/130,690.44
  6. Step 6: Final answer
    x = 62,876.24

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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.