Home / 190,208.27-262,495.33-105,325.34

Finding the Fourth Proportional to 190,208.27, 262,495.33 and 105,325.34

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Solution

The fourth proportional to 190,208.27, 262,495.33 and 105,325.34 is: 145,353.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,208.27 : 262,495.33 = 105,325.34 : x
  2. Step 2: Convert to fraction form
    190,208.27/262,495.33 = 105,325.34/x
  3. Step 3: Cross multiply
    190,208.27x = 262,495.33 × 105,325.34
  4. Step 4: Simplify right side
    190,208.27x = 27,647,408,304.87
  5. Step 5: Solve for x
    x = 27,647,408,304.87/190,208.27
  6. Step 6: Final answer
    x = 145,353.34

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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.