Home / 106,815.89-160,224.38-27,930.29

Finding the Fourth Proportional to 106,815.89, 160,224.38 and 27,930.29

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Solution

The fourth proportional to 106,815.89, 160,224.38 and 27,930.29 is: 41,895.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,815.89 : 160,224.38 = 27,930.29 : x
  2. Step 2: Convert to fraction form
    106,815.89/160,224.38 = 27,930.29/x
  3. Step 3: Cross multiply
    106,815.89x = 160,224.38 × 27,930.29
  4. Step 4: Simplify right side
    106,815.89x = 4,475,113,258.82
  5. Step 5: Solve for x
    x = 4,475,113,258.82/106,815.89
  6. Step 6: Final answer
    x = 41,895.58

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1.5x scale

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.