Home / 191,033.56-263,621.08-106,148.44

Finding the Fourth Proportional to 191,033.56, 263,621.08 and 106,148.44

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Solution

The fourth proportional to 191,033.56, 263,621.08 and 106,148.44 is: 146,481.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,033.56 : 263,621.08 = 106,148.44 : x
  2. Step 2: Convert to fraction form
    191,033.56/263,621.08 = 106,148.44/x
  3. Step 3: Cross multiply
    191,033.56x = 263,621.08 × 106,148.44
  4. Step 4: Simplify right side
    191,033.56x = 27,982,966,393.12
  5. Step 5: Solve for x
    x = 27,982,966,393.12/191,033.56
  6. Step 6: Final answer
    x = 146,481.94

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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.