Home / 192,501.81-265,685.31-111,976.02

Finding the Fourth Proportional to 192,501.81, 265,685.31 and 111,976.02

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Solution

The fourth proportional to 192,501.81, 265,685.31 and 111,976.02 is: 154,545.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,501.81 : 265,685.31 = 111,976.02 : x
  2. Step 2: Convert to fraction form
    192,501.81/265,685.31 = 111,976.02/x
  3. Step 3: Cross multiply
    192,501.81x = 265,685.31 × 111,976.02
  4. Step 4: Simplify right side
    192,501.81x = 29,750,383,586.27
  5. Step 5: Solve for x
    x = 29,750,383,586.27/192,501.81
  6. Step 6: Final answer
    x = 154,545.99

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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.