Home / 192,766.26-289,077.57-66,371.16

Finding the Fourth Proportional to 192,766.26, 289,077.57 and 66,371.16

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Solution

The fourth proportional to 192,766.26, 289,077.57 and 66,371.16 is: 99,532.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,766.26 : 289,077.57 = 66,371.16 : x
  2. Step 2: Convert to fraction form
    192,766.26/289,077.57 = 66,371.16/x
  3. Step 3: Cross multiply
    192,766.26x = 289,077.57 × 66,371.16
  4. Step 4: Simplify right side
    192,766.26x = 19,186,413,650.88
  5. Step 5: Solve for x
    x = 19,186,413,650.88/192,766.26
  6. Step 6: Final answer
    x = 99,532.01

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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.