Home / 106,536.24-159,762.83-39,940.04

Finding the Fourth Proportional to 106,536.24, 159,762.83 and 39,940.04

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Solution

The fourth proportional to 106,536.24, 159,762.83 and 39,940.04 is: 59,894.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,536.24 : 159,762.83 = 39,940.04 : x
  2. Step 2: Convert to fraction form
    106,536.24/159,762.83 = 39,940.04/x
  3. Step 3: Cross multiply
    106,536.24x = 159,762.83 × 39,940.04
  4. Step 4: Simplify right side
    106,536.24x = 6,380,932,822.20
  5. Step 5: Solve for x
    x = 6,380,932,822.20/106,536.24
  6. Step 6: Final answer
    x = 59,894.48

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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.