Home / 106,443.74-159,619.26-30,525.54

Finding the Fourth Proportional to 106,443.74, 159,619.26 and 30,525.54

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Solution

The fourth proportional to 106,443.74, 159,619.26 and 30,525.54 is: 45,775.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,443.74 : 159,619.26 = 30,525.54 : x
  2. Step 2: Convert to fraction form
    106,443.74/159,619.26 = 30,525.54/x
  3. Step 3: Cross multiply
    106,443.74x = 159,619.26 × 30,525.54
  4. Step 4: Simplify right side
    106,443.74x = 4,872,464,105.90
  5. Step 5: Solve for x
    x = 4,872,464,105.90/106,443.74
  6. Step 6: Final answer
    x = 45,775.02

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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.