Home / 191,943.44-264,896.96-105,919.49

Finding the Fourth Proportional to 191,943.44, 264,896.96 and 105,919.49

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Solution

The fourth proportional to 191,943.44, 264,896.96 and 105,919.49 is: 146,177.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,943.44 : 264,896.96 = 105,919.49 : x
  2. Step 2: Convert to fraction form
    191,943.44/264,896.96 = 105,919.49/x
  3. Step 3: Cross multiply
    191,943.44x = 264,896.96 × 105,919.49
  4. Step 4: Simplify right side
    191,943.44x = 28,057,749,051.67
  5. Step 5: Solve for x
    x = 28,057,749,051.67/191,943.44
  6. Step 6: Final answer
    x = 146,177.17

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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.