Home / 126,623.82-174,745.44-70,035.60

Finding the Fourth Proportional to 126,623.82, 174,745.44 and 70,035.60

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Solution

The fourth proportional to 126,623.82, 174,745.44 and 70,035.60 is: 96,651.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,623.82 : 174,745.44 = 70,035.60 : x
  2. Step 2: Convert to fraction form
    126,623.82/174,745.44 = 70,035.60/x
  3. Step 3: Cross multiply
    126,623.82x = 174,745.44 × 70,035.60
  4. Step 4: Simplify right side
    126,623.82x = 12,238,401,737.66
  5. Step 5: Solve for x
    x = 12,238,401,737.66/126,623.82
  6. Step 6: Final answer
    x = 96,651.65

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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.