Home / 106,815.14-160,223.25-27,929.54

Finding the Fourth Proportional to 106,815.14, 160,223.25 and 27,929.54

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Solution

The fourth proportional to 106,815.14, 160,223.25 and 27,929.54 is: 41,894.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,815.14 : 160,223.25 = 27,929.54 : x
  2. Step 2: Convert to fraction form
    106,815.14/160,223.25 = 27,929.54/x
  3. Step 3: Cross multiply
    106,815.14x = 160,223.25 × 27,929.54
  4. Step 4: Simplify right side
    106,815.14x = 4,474,961,669.81
  5. Step 5: Solve for x
    x = 4,474,961,669.81/106,815.14
  6. Step 6: Final answer
    x = 41,894.45

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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.