Home / 106,291.36-159,456.66-43,966.72

Finding the Fourth Proportional to 106,291.36, 159,456.66 and 43,966.72

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Solution

The fourth proportional to 106,291.36, 159,456.66 and 43,966.72 is: 65,958.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,291.36 : 159,456.66 = 43,966.72 : x
  2. Step 2: Convert to fraction form
    106,291.36/159,456.66 = 43,966.72/x
  3. Step 3: Cross multiply
    106,291.36x = 159,456.66 × 43,966.72
  4. Step 4: Simplify right side
    106,291.36x = 7,010,786,322.36
  5. Step 5: Solve for x
    x = 7,010,786,322.36/106,291.36
  6. Step 6: Final answer
    x = 65,958.20

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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.