Home / 186,268.28-279,233.94-67,911.93

Finding the Fourth Proportional to 186,268.28, 279,233.94 and 67,911.93

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Solution

The fourth proportional to 186,268.28, 279,233.94 and 67,911.93 is: 101,806.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,268.28 : 279,233.94 = 67,911.93 : x
  2. Step 2: Convert to fraction form
    186,268.28/279,233.94 = 67,911.93/x
  3. Step 3: Cross multiply
    186,268.28x = 279,233.94 × 67,911.93
  4. Step 4: Simplify right side
    186,268.28x = 18,963,315,786.90
  5. Step 5: Solve for x
    x = 18,963,315,786.90/186,268.28
  6. Step 6: Final answer
    x = 101,806.47

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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.