Home / 106,629.30-159,924.24-39,146.58

Finding the Fourth Proportional to 106,629.30, 159,924.24 and 39,146.58

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Solution

The fourth proportional to 106,629.30, 159,924.24 and 39,146.58 is: 58,712.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,629.30 : 159,924.24 = 39,146.58 : x
  2. Step 2: Convert to fraction form
    106,629.30/159,924.24 = 39,146.58/x
  3. Step 3: Cross multiply
    106,629.30x = 159,924.24 × 39,146.58
  4. Step 4: Simplify right side
    106,629.30x = 6,260,487,055.10
  5. Step 5: Solve for x
    x = 6,260,487,055.10/106,629.30
  6. Step 6: Final answer
    x = 58,712.63

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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.