Home / 149,824.99-206,800.19-86,183.29

Finding the Fourth Proportional to 149,824.99, 206,800.19 and 86,183.29

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Solution

The fourth proportional to 149,824.99, 206,800.19 and 86,183.29 is: 118,956.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,824.99 : 206,800.19 = 86,183.29 : x
  2. Step 2: Convert to fraction form
    149,824.99/206,800.19 = 86,183.29/x
  3. Step 3: Cross multiply
    149,824.99x = 206,800.19 × 86,183.29
  4. Step 4: Simplify right side
    149,824.99x = 17,822,720,746.83
  5. Step 5: Solve for x
    x = 17,822,720,746.83/149,824.99
  6. Step 6: Final answer
    x = 118,956.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.