Home / 191,024.56-263,608.68-106,139.44

Finding the Fourth Proportional to 191,024.56, 263,608.68 and 106,139.44

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Solution

The fourth proportional to 191,024.56, 263,608.68 and 106,139.44 is: 146,469.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,024.56 : 263,608.68 = 106,139.44 : x
  2. Step 2: Convert to fraction form
    191,024.56/263,608.68 = 106,139.44/x
  3. Step 3: Cross multiply
    191,024.56x = 263,608.68 × 106,139.44
  4. Step 4: Simplify right side
    191,024.56x = 27,979,277,674.34
  5. Step 5: Solve for x
    x = 27,979,277,674.34/191,024.56
  6. Step 6: Final answer
    x = 146,469.53

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1.5x scale

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.