Home / 192,683.37-265,903.38-107,800.50

Finding the Fourth Proportional to 192,683.37, 265,903.38 and 107,800.50

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Solution

The fourth proportional to 192,683.37, 265,903.38 and 107,800.50 is: 148,764.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,683.37 : 265,903.38 = 107,800.50 : x
  2. Step 2: Convert to fraction form
    192,683.37/265,903.38 = 107,800.50/x
  3. Step 3: Cross multiply
    192,683.37x = 265,903.38 × 107,800.50
  4. Step 4: Simplify right side
    192,683.37x = 28,664,517,315.69
  5. Step 5: Solve for x
    x = 28,664,517,315.69/192,683.37
  6. Step 6: Final answer
    x = 148,764.87

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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.