Home / 190,847.36-263,381.28-110,289.64

Finding the Fourth Proportional to 190,847.36, 263,381.28 and 110,289.64

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Solution

The fourth proportional to 190,847.36, 263,381.28 and 110,289.64 is: 152,206.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,847.36 : 263,381.28 = 110,289.64 : x
  2. Step 2: Convert to fraction form
    190,847.36/263,381.28 = 110,289.64/x
  3. Step 3: Cross multiply
    190,847.36x = 263,381.28 × 110,289.64
  4. Step 4: Simplify right side
    190,847.36x = 29,048,226,553.94
  5. Step 5: Solve for x
    x = 29,048,226,553.94/190,847.36
  6. Step 6: Final answer
    x = 152,206.59

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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.