Home / 102,922.37-154,383.73-67,606.76

Finding the Fourth Proportional to 102,922.37, 154,383.73 and 67,606.76

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Solution

The fourth proportional to 102,922.37, 154,383.73 and 67,606.76 is: 101,410.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,922.37 : 154,383.73 = 67,606.76 : x
  2. Step 2: Convert to fraction form
    102,922.37/154,383.73 = 67,606.76/x
  3. Step 3: Cross multiply
    102,922.37x = 154,383.73 × 67,606.76
  4. Step 4: Simplify right side
    102,922.37x = 10,437,383,998.96
  5. Step 5: Solve for x
    x = 10,437,383,998.96/102,922.37
  6. Step 6: Final answer
    x = 101,410.26

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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.