Home / 307,699.02-461,511.18-83,042.28

Finding the Fourth Proportional to 307,699.02, 461,511.18 and 83,042.28

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Solution

The fourth proportional to 307,699.02, 461,511.18 and 83,042.28 is: 124,553.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,699.02 : 461,511.18 = 83,042.28 : x
  2. Step 2: Convert to fraction form
    307,699.02/461,511.18 = 83,042.28/x
  3. Step 3: Cross multiply
    307,699.02x = 461,511.18 × 83,042.28
  4. Step 4: Simplify right side
    307,699.02x = 38,324,940,632.69
  5. Step 5: Solve for x
    x = 38,324,940,632.69/307,699.02
  6. Step 6: Final answer
    x = 124,553.34

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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.