Home / 254,321.10-381,605.58-104,606.28

Finding the Fourth Proportional to 254,321.10, 381,605.58 and 104,606.28

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Solution

The fourth proportional to 254,321.10, 381,605.58 and 104,606.28 is: 156,960.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,321.10 : 381,605.58 = 104,606.28 : x
  2. Step 2: Convert to fraction form
    254,321.10/381,605.58 = 104,606.28/x
  3. Step 3: Cross multiply
    254,321.10x = 381,605.58 × 104,606.28
  4. Step 4: Simplify right side
    254,321.10x = 39,918,340,151.04
  5. Step 5: Solve for x
    x = 39,918,340,151.04/254,321.10
  6. Step 6: Final answer
    x = 156,960.39

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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.