Home / 141,919.16-195,895.89-84,576.47

Finding the Fourth Proportional to 141,919.16, 195,895.89 and 84,576.47

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Solution

The fourth proportional to 141,919.16, 195,895.89 and 84,576.47 is: 116,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,919.16 : 195,895.89 = 84,576.47 : x
  2. Step 2: Convert to fraction form
    141,919.16/195,895.89 = 84,576.47/x
  3. Step 3: Cross multiply
    141,919.16x = 195,895.89 × 84,576.47
  4. Step 4: Simplify right side
    141,919.16x = 16,568,181,884.23
  5. Step 5: Solve for x
    x = 16,568,181,884.23/141,919.16
  6. Step 6: Final answer
    x = 116,743.80

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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.