Home / 263,780.45-395,670.63-64,099.45

Finding the Fourth Proportional to 263,780.45, 395,670.63 and 64,099.45

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Solution

The fourth proportional to 263,780.45, 395,670.63 and 64,099.45 is: 96,149.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,780.45 : 395,670.63 = 64,099.45 : x
  2. Step 2: Convert to fraction form
    263,780.45/395,670.63 = 64,099.45/x
  3. Step 3: Cross multiply
    263,780.45x = 395,670.63 × 64,099.45
  4. Step 4: Simplify right side
    263,780.45x = 25,362,267,785.80
  5. Step 5: Solve for x
    x = 25,362,267,785.80/263,780.45
  6. Step 6: Final answer
    x = 96,149.16

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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.