Home / 199,055.36-274,698.24-109,632

Finding the Fourth Proportional to 199,055.36, 274,698.24 and 109,632

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Solution

The fourth proportional to 199,055.36, 274,698.24 and 109,632 is: 151,293.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,055.36 : 274,698.24 = 109,632 : x
  2. Step 2: Convert to fraction form
    199,055.36/274,698.24 = 109,632/x
  3. Step 3: Cross multiply
    199,055.36x = 274,698.24 × 109,632
  4. Step 4: Simplify right side
    199,055.36x = 30,115,717,447.68
  5. Step 5: Solve for x
    x = 30,115,717,447.68/199,055.36
  6. Step 6: Final answer
    x = 151,293.18

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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.