Home / 204,102.54-281,664.86-112,225.68

Finding the Fourth Proportional to 204,102.54, 281,664.86 and 112,225.68

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Solution

The fourth proportional to 204,102.54, 281,664.86 and 112,225.68 is: 154,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,102.54 : 281,664.86 = 112,225.68 : x
  2. Step 2: Convert to fraction form
    204,102.54/281,664.86 = 112,225.68/x
  3. Step 3: Cross multiply
    204,102.54x = 281,664.86 × 112,225.68
  4. Step 4: Simplify right side
    204,102.54x = 31,610,029,884.48
  5. Step 5: Solve for x
    x = 31,610,029,884.48/204,102.54
  6. Step 6: Final answer
    x = 154,873.28

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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.