Home / 106,921.76-160,379.06-50,802.12

Finding the Fourth Proportional to 106,921.76, 160,379.06 and 50,802.12

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Solution

The fourth proportional to 106,921.76, 160,379.06 and 50,802.12 is: 76,201.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,921.76 : 160,379.06 = 50,802.12 : x
  2. Step 2: Convert to fraction form
    106,921.76/160,379.06 = 50,802.12/x
  3. Step 3: Cross multiply
    106,921.76x = 160,379.06 × 50,802.12
  4. Step 4: Simplify right side
    106,921.76x = 8,147,595,997.60
  5. Step 5: Solve for x
    x = 8,147,595,997.60/106,921.76
  6. Step 6: Final answer
    x = 76,201.48

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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.