Home / 201,054.54-277,444.44-115,015.23

Finding the Fourth Proportional to 201,054.54, 277,444.44 and 115,015.23

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Solution

The fourth proportional to 201,054.54, 277,444.44 and 115,015.23 is: 158,714.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,054.54 : 277,444.44 = 115,015.23 : x
  2. Step 2: Convert to fraction form
    201,054.54/277,444.44 = 115,015.23/x
  3. Step 3: Cross multiply
    201,054.54x = 277,444.44 × 115,015.23
  4. Step 4: Simplify right side
    201,054.54x = 31,910,336,078.82
  5. Step 5: Solve for x
    x = 31,910,336,078.82/201,054.54
  6. Step 6: Final answer
    x = 158,714.82

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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.