Home / 307,708.02-461,768.18-108,028.98

Finding the Fourth Proportional to 307,708.02, 461,768.18 and 108,028.98

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Solution

The fourth proportional to 307,708.02, 461,768.18 and 108,028.98 is: 162,115.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,708.02 : 461,768.18 = 108,028.98 : x
  2. Step 2: Convert to fraction form
    307,708.02/461,768.18 = 108,028.98/x
  3. Step 3: Cross multiply
    307,708.02x = 461,768.18 × 108,028.98
  4. Step 4: Simplify right side
    307,708.02x = 49,884,345,481.86
  5. Step 5: Solve for x
    x = 49,884,345,481.86/307,708.02
  6. Step 6: Final answer
    x = 162,115.84

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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.