Home / 190,998.80-263,584.02-110,419.19

Finding the Fourth Proportional to 190,998.80, 263,584.02 and 110,419.19

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Solution

The fourth proportional to 190,998.80, 263,584.02 and 110,419.19 is: 152,381.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,998.80 : 263,584.02 = 110,419.19 : x
  2. Step 2: Convert to fraction form
    190,998.80/263,584.02 = 110,419.19/x
  3. Step 3: Cross multiply
    190,998.80x = 263,584.02 × 110,419.19
  4. Step 4: Simplify right side
    190,998.80x = 29,104,732,667.42
  5. Step 5: Solve for x
    x = 29,104,732,667.42/190,998.80
  6. Step 6: Final answer
    x = 152,381.76

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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.