Home / 106,660.26-159,851.88-43,406.64

Finding the Fourth Proportional to 106,660.26, 159,851.88 and 43,406.64

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Solution

The fourth proportional to 106,660.26, 159,851.88 and 43,406.64 is: 65,053.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,660.26 : 159,851.88 = 43,406.64 : x
  2. Step 2: Convert to fraction form
    106,660.26/159,851.88 = 43,406.64/x
  3. Step 3: Cross multiply
    106,660.26x = 159,851.88 × 43,406.64
  4. Step 4: Simplify right side
    106,660.26x = 6,938,633,008.48
  5. Step 5: Solve for x
    x = 6,938,633,008.48/106,660.26
  6. Step 6: Final answer
    x = 65,053.59

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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.