Home / 106,441.36-159,615.67-30,523.15

Finding the Fourth Proportional to 106,441.36, 159,615.67 and 30,523.15

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Solution

The fourth proportional to 106,441.36, 159,615.67 and 30,523.15 is: 45,771.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,441.36 : 159,615.67 = 30,523.15 : x
  2. Step 2: Convert to fraction form
    106,441.36/159,615.67 = 30,523.15/x
  3. Step 3: Cross multiply
    106,441.36x = 159,615.67 × 30,523.15
  4. Step 4: Simplify right side
    106,441.36x = 4,871,973,037.76
  5. Step 5: Solve for x
    x = 4,871,973,037.76/106,441.36
  6. Step 6: Final answer
    x = 45,771.43

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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.