Home / 173,110.80-259,509.45-67,901.52

Finding the Fourth Proportional to 173,110.80, 259,509.45 and 67,901.52

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Solution

The fourth proportional to 173,110.80, 259,509.45 and 67,901.52 is: 101,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,110.80 : 259,509.45 = 67,901.52 : x
  2. Step 2: Convert to fraction form
    173,110.80/259,509.45 = 67,901.52/x
  3. Step 3: Cross multiply
    173,110.80x = 259,509.45 × 67,901.52
  4. Step 4: Simplify right side
    173,110.80x = 17,621,086,109.36
  5. Step 5: Solve for x
    x = 17,621,086,109.36/173,110.80
  6. Step 6: Final answer
    x = 101,790.80

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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.