Home / 106,103.64-159,157.29-35,984.76

Finding the Fourth Proportional to 106,103.64, 159,157.29 and 35,984.76

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Solution

The fourth proportional to 106,103.64, 159,157.29 and 35,984.76 is: 53,977.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,103.64 : 159,157.29 = 35,984.76 : x
  2. Step 2: Convert to fraction form
    106,103.64/159,157.29 = 35,984.76/x
  3. Step 3: Cross multiply
    106,103.64x = 159,157.29 × 35,984.76
  4. Step 4: Simplify right side
    106,103.64x = 5,727,236,882.90
  5. Step 5: Solve for x
    x = 5,727,236,882.90/106,103.64
  6. Step 6: Final answer
    x = 53,977.76

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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.