Home / 191,027.49-263,620.32-104,995.86

Finding the Fourth Proportional to 191,027.49, 263,620.32 and 104,995.86

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Solution

The fourth proportional to 191,027.49, 263,620.32 and 104,995.86 is: 144,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,027.49 : 263,620.32 = 104,995.86 : x
  2. Step 2: Convert to fraction form
    191,027.49/263,620.32 = 104,995.86/x
  3. Step 3: Cross multiply
    191,027.49x = 263,620.32 × 104,995.86
  4. Step 4: Simplify right side
    191,027.49x = 27,679,042,211.88
  5. Step 5: Solve for x
    x = 27,679,042,211.88/191,027.49
  6. Step 6: Final answer
    x = 144,895.60

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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.