Home / 192,725.11-289,211.06-104,040.37

Finding the Fourth Proportional to 192,725.11, 289,211.06 and 104,040.37

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Solution

The fourth proportional to 192,725.11, 289,211.06 and 104,040.37 is: 156,127.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,725.11 : 289,211.06 = 104,040.37 : x
  2. Step 2: Convert to fraction form
    192,725.11/289,211.06 = 104,040.37/x
  3. Step 3: Cross multiply
    192,725.11x = 289,211.06 × 104,040.37
  4. Step 4: Simplify right side
    192,725.11x = 30,089,625,690.49
  5. Step 5: Solve for x
    x = 30,089,625,690.49/192,725.11
  6. Step 6: Final answer
    x = 156,127.17

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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.