Home / 141,283.88-195,057.38-93,578.12

Finding the Fourth Proportional to 141,283.88, 195,057.38 and 93,578.12

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Solution

The fourth proportional to 141,283.88, 195,057.38 and 93,578.12 is: 129,194.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,283.88 : 195,057.38 = 93,578.12 : x
  2. Step 2: Convert to fraction form
    141,283.88/195,057.38 = 93,578.12/x
  3. Step 3: Cross multiply
    141,283.88x = 195,057.38 × 93,578.12
  4. Step 4: Simplify right side
    141,283.88x = 18,253,102,912.53
  5. Step 5: Solve for x
    x = 18,253,102,912.53/141,283.88
  6. Step 6: Final answer
    x = 129,194.52

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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.