Home / 190,763.77-263,244.34-113,242.73

Finding the Fourth Proportional to 190,763.77, 263,244.34 and 113,242.73

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Solution

The fourth proportional to 190,763.77, 263,244.34 and 113,242.73 is: 156,269.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,763.77 : 263,244.34 = 113,242.73 : x
  2. Step 2: Convert to fraction form
    190,763.77/263,244.34 = 113,242.73/x
  3. Step 3: Cross multiply
    190,763.77x = 263,244.34 × 113,242.73
  4. Step 4: Simplify right side
    190,763.77x = 29,810,507,718.65
  5. Step 5: Solve for x
    x = 29,810,507,718.65/190,763.77
  6. Step 6: Final answer
    x = 156,269.23

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1.5x scale

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.