Home / 106,580.07-159,811.25-43,383.94

Finding the Fourth Proportional to 106,580.07, 159,811.25 and 43,383.94

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Solution

The fourth proportional to 106,580.07, 159,811.25 and 43,383.94 is: 65,051.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,580.07 : 159,811.25 = 43,383.94 : x
  2. Step 2: Convert to fraction form
    106,580.07/159,811.25 = 43,383.94/x
  3. Step 3: Cross multiply
    106,580.07x = 159,811.25 × 43,383.94
  4. Step 4: Simplify right side
    106,580.07x = 6,933,241,064.88
  5. Step 5: Solve for x
    x = 6,933,241,064.88/106,580.07
  6. Step 6: Final answer
    x = 65,051.95

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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.