Home / 192,522.21-289,045.19-108,341.62

Finding the Fourth Proportional to 192,522.21, 289,045.19 and 108,341.62

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Solution

The fourth proportional to 192,522.21, 289,045.19 and 108,341.62 is: 162,659.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,522.21 : 289,045.19 = 108,341.62 : x
  2. Step 2: Convert to fraction form
    192,522.21/289,045.19 = 108,341.62/x
  3. Step 3: Cross multiply
    192,522.21x = 289,045.19 × 108,341.62
  4. Step 4: Simplify right side
    192,522.21x = 31,315,624,363.69
  5. Step 5: Solve for x
    x = 31,315,624,363.69/192,522.21
  6. Step 6: Final answer
    x = 162,659.80

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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.