Home / 141,940.44-195,674.25-111,673.20

Finding the Fourth Proportional to 141,940.44, 195,674.25 and 111,673.20

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Solution

The fourth proportional to 141,940.44, 195,674.25 and 111,673.20 is: 153,948.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,940.44 : 195,674.25 = 111,673.20 : x
  2. Step 2: Convert to fraction form
    141,940.44/195,674.25 = 111,673.20/x
  3. Step 3: Cross multiply
    141,940.44x = 195,674.25 × 111,673.20
  4. Step 4: Simplify right side
    141,940.44x = 21,851,569,655.10
  5. Step 5: Solve for x
    x = 21,851,569,655.10/141,940.44
  6. Step 6: Final answer
    x = 153,948.87

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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.