Home / 190,735.92-263,176.56-105,834.96

Finding the Fourth Proportional to 190,735.92, 263,176.56 and 105,834.96

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Solution

The fourth proportional to 190,735.92, 263,176.56 and 105,834.96 is: 146,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,735.92 : 263,176.56 = 105,834.96 : x
  2. Step 2: Convert to fraction form
    190,735.92/263,176.56 = 105,834.96/x
  3. Step 3: Cross multiply
    190,735.92x = 263,176.56 × 105,834.96
  4. Step 4: Simplify right side
    190,735.92x = 27,853,280,700.54
  5. Step 5: Solve for x
    x = 27,853,280,700.54/190,735.92
  6. Step 6: Final answer
    x = 146,030.60

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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.