Home / 173,110.55-259,509.09-67,901.27

Finding the Fourth Proportional to 173,110.55, 259,509.09 and 67,901.27

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Solution

The fourth proportional to 173,110.55, 259,509.09 and 67,901.27 is: 101,790.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,110.55 : 259,509.09 = 67,901.27 : x
  2. Step 2: Convert to fraction form
    173,110.55/259,509.09 = 67,901.27/x
  3. Step 3: Cross multiply
    173,110.55x = 259,509.09 × 67,901.27
  4. Step 4: Simplify right side
    173,110.55x = 17,620,996,787.54
  5. Step 5: Solve for x
    x = 17,620,996,787.54/173,110.55
  6. Step 6: Final answer
    x = 101,790.43

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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.