Home / 190,399.14-285,524.90-101,604.21

Finding the Fourth Proportional to 190,399.14, 285,524.90 and 101,604.21

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Solution

The fourth proportional to 190,399.14, 285,524.90 and 101,604.21 is: 152,366.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,399.14 : 285,524.90 = 101,604.21 : x
  2. Step 2: Convert to fraction form
    190,399.14/285,524.90 = 101,604.21/x
  3. Step 3: Cross multiply
    190,399.14x = 285,524.90 × 101,604.21
  4. Step 4: Simplify right side
    190,399.14x = 29,010,531,391.81
  5. Step 5: Solve for x
    x = 29,010,531,391.81/190,399.14
  6. Step 6: Final answer
    x = 152,366.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.