Home / 106,830.92-160,255.47-27,945.02

Finding the Fourth Proportional to 106,830.92, 160,255.47 and 27,945.02

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Solution

The fourth proportional to 106,830.92, 160,255.47 and 27,945.02 is: 41,919.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,830.92 : 160,255.47 = 27,945.02 : x
  2. Step 2: Convert to fraction form
    106,830.92/160,255.47 = 27,945.02/x
  3. Step 3: Cross multiply
    106,830.92x = 160,255.47 × 27,945.02
  4. Step 4: Simplify right side
    106,830.92x = 4,478,342,314.26
  5. Step 5: Solve for x
    x = 4,478,342,314.26/106,830.92
  6. Step 6: Final answer
    x = 41,919.91

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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.