Home / 264,006.12-395,967.06-76,973.88

Finding the Fourth Proportional to 264,006.12, 395,967.06 and 76,973.88

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Solution

The fourth proportional to 264,006.12, 395,967.06 and 76,973.88 is: 115,448.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,006.12 : 395,967.06 = 76,973.88 : x
  2. Step 2: Convert to fraction form
    264,006.12/395,967.06 = 76,973.88/x
  3. Step 3: Cross multiply
    264,006.12x = 395,967.06 × 76,973.88
  4. Step 4: Simplify right side
    264,006.12x = 30,479,120,960.39
  5. Step 5: Solve for x
    x = 30,479,120,960.39/264,006.12
  6. Step 6: Final answer
    x = 115,448.54

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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.