Home / 191,083.16-263,692.84-106,198.52

Finding the Fourth Proportional to 191,083.16, 263,692.84 and 106,198.52

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Solution

The fourth proportional to 191,083.16, 263,692.84 and 106,198.52 is: 146,552.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,083.16 : 263,692.84 = 106,198.52 : x
  2. Step 2: Convert to fraction form
    191,083.16/263,692.84 = 106,198.52/x
  3. Step 3: Cross multiply
    191,083.16x = 263,692.84 × 106,198.52
  4. Step 4: Simplify right side
    191,083.16x = 28,003,789,342.60
  5. Step 5: Solve for x
    x = 28,003,789,342.60/191,083.16
  6. Step 6: Final answer
    x = 146,552.89

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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.