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Finding the Fourth Proportional to 173,162.40, 259,743.60 and 60,969.30

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Solution

The fourth proportional to 173,162.40, 259,743.60 and 60,969.30 is: 91,453.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,162.40 : 259,743.60 = 60,969.30 : x
  2. Step 2: Convert to fraction form
    173,162.40/259,743.60 = 60,969.30/x
  3. Step 3: Cross multiply
    173,162.40x = 259,743.60 × 60,969.30
  4. Step 4: Simplify right side
    173,162.40x = 15,836,385,471.48
  5. Step 5: Solve for x
    x = 15,836,385,471.48/173,162.40
  6. Step 6: Final answer
    x = 91,453.95

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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.