Home / 190,275.13-285,589.82-96,850.81

Finding the Fourth Proportional to 190,275.13, 285,589.82 and 96,850.81

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Solution

The fourth proportional to 190,275.13, 285,589.82 and 96,850.81 is: 145,366.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,275.13 : 285,589.82 = 96,850.81 : x
  2. Step 2: Convert to fraction form
    190,275.13/285,589.82 = 96,850.81/x
  3. Step 3: Cross multiply
    190,275.13x = 285,589.82 × 96,850.81
  4. Step 4: Simplify right side
    190,275.13x = 27,659,604,910.50
  5. Step 5: Solve for x
    x = 27,659,604,910.50/190,275.13
  6. Step 6: Final answer
    x = 145,366.37

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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.