Home / 204,208.57-281,802.97-111,071.96

Finding the Fourth Proportional to 204,208.57, 281,802.97 and 111,071.96

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Solution

The fourth proportional to 204,208.57, 281,802.97 and 111,071.96 is: 153,276.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,208.57 : 281,802.97 = 111,071.96 : x
  2. Step 2: Convert to fraction form
    204,208.57/281,802.97 = 111,071.96/x
  3. Step 3: Cross multiply
    204,208.57x = 281,802.97 × 111,071.96
  4. Step 4: Simplify right side
    204,208.57x = 31,300,407,998.31
  5. Step 5: Solve for x
    x = 31,300,407,998.31/204,208.57
  6. Step 6: Final answer
    x = 153,276.66

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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.