Home / 191,924.20-264,769.74-111,305

Finding the Fourth Proportional to 191,924.20, 264,769.74 and 111,305

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Solution

The fourth proportional to 191,924.20, 264,769.74 and 111,305 is: 153,551.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,924.20 : 264,769.74 = 111,305 : x
  2. Step 2: Convert to fraction form
    191,924.20/264,769.74 = 111,305/x
  3. Step 3: Cross multiply
    191,924.20x = 264,769.74 × 111,305
  4. Step 4: Simplify right side
    191,924.20x = 29,470,195,910.70
  5. Step 5: Solve for x
    x = 29,470,195,910.70/191,924.20
  6. Step 6: Final answer
    x = 153,551.22

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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.