Home / 106,071.12-159,175.94-39,564.44

Finding the Fourth Proportional to 106,071.12, 159,175.94 and 39,564.44

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Solution

The fourth proportional to 106,071.12, 159,175.94 and 39,564.44 is: 59,372.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,071.12 : 159,175.94 = 39,564.44 : x
  2. Step 2: Convert to fraction form
    106,071.12/159,175.94 = 39,564.44/x
  3. Step 3: Cross multiply
    106,071.12x = 159,175.94 × 39,564.44
  4. Step 4: Simplify right side
    106,071.12x = 6,297,706,927.57
  5. Step 5: Solve for x
    x = 6,297,706,927.57/106,071.12
  6. Step 6: Final answer
    x = 59,372.49

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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.