Home / 275,955.12-413,825.76-107,451.36

Finding the Fourth Proportional to 275,955.12, 413,825.76 and 107,451.36

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Solution

The fourth proportional to 275,955.12, 413,825.76 and 107,451.36 is: 161,135.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,955.12 : 413,825.76 = 107,451.36 : x
  2. Step 2: Convert to fraction form
    275,955.12/413,825.76 = 107,451.36/x
  3. Step 3: Cross multiply
    275,955.12x = 413,825.76 × 107,451.36
  4. Step 4: Simplify right side
    275,955.12x = 44,466,140,715.03
  5. Step 5: Solve for x
    x = 44,466,140,715.03/275,955.12
  6. Step 6: Final answer
    x = 161,135.41

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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.