Home / 191,837.91-264,739.62-105,806.77

Finding the Fourth Proportional to 191,837.91, 264,739.62 and 105,806.77

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Solution

The fourth proportional to 191,837.91, 264,739.62 and 105,806.77 is: 146,015.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,837.91 : 264,739.62 = 105,806.77 : x
  2. Step 2: Convert to fraction form
    191,837.91/264,739.62 = 105,806.77/x
  3. Step 3: Cross multiply
    191,837.91x = 264,739.62 × 105,806.77
  4. Step 4: Simplify right side
    191,837.91x = 28,011,244,083.23
  5. Step 5: Solve for x
    x = 28,011,244,083.23/191,837.91
  6. Step 6: Final answer
    x = 146,015.17

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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.