Home / 197,714.56-272,865.72-112,844.44

Finding the Fourth Proportional to 197,714.56, 272,865.72 and 112,844.44

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Solution

The fourth proportional to 197,714.56, 272,865.72 and 112,844.44 is: 155,736.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,714.56 : 272,865.72 = 112,844.44 : x
  2. Step 2: Convert to fraction form
    197,714.56/272,865.72 = 112,844.44/x
  3. Step 3: Cross multiply
    197,714.56x = 272,865.72 × 112,844.44
  4. Step 4: Simplify right side
    197,714.56x = 30,791,379,368.60
  5. Step 5: Solve for x
    x = 30,791,379,368.60/197,714.56
  6. Step 6: Final answer
    x = 155,736.53

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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.