Home / 191,836.91-264,738.24-105,805.77

Finding the Fourth Proportional to 191,836.91, 264,738.24 and 105,805.77

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Solution

The fourth proportional to 191,836.91, 264,738.24 and 105,805.77 is: 146,013.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,836.91 : 264,738.24 = 105,805.77 : x
  2. Step 2: Convert to fraction form
    191,836.91/264,738.24 = 105,805.77/x
  3. Step 3: Cross multiply
    191,836.91x = 264,738.24 × 105,805.77
  4. Step 4: Simplify right side
    191,836.91x = 28,010,833,331.64
  5. Step 5: Solve for x
    x = 28,010,833,331.64/191,836.91
  6. Step 6: Final answer
    x = 146,013.79

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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.