Home / 115,273.03-159,089.66-67,566.73

Finding the Fourth Proportional to 115,273.03, 159,089.66 and 67,566.73

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Solution

The fourth proportional to 115,273.03, 159,089.66 and 67,566.73 is: 93,249.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,273.03 : 159,089.66 = 67,566.73 : x
  2. Step 2: Convert to fraction form
    115,273.03/159,089.66 = 67,566.73/x
  3. Step 3: Cross multiply
    115,273.03x = 159,089.66 × 67,566.73
  4. Step 4: Simplify right side
    115,273.03x = 10,749,167,765.18
  5. Step 5: Solve for x
    x = 10,749,167,765.18/115,273.03
  6. Step 6: Final answer
    x = 93,249.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.