Home / 141,515.94-195,372.90-93,834.09

Finding the Fourth Proportional to 141,515.94, 195,372.90 and 93,834.09

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Solution

The fourth proportional to 141,515.94, 195,372.90 and 93,834.09 is: 129,544.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,515.94 : 195,372.90 = 93,834.09 : x
  2. Step 2: Convert to fraction form
    141,515.94/195,372.90 = 93,834.09/x
  3. Step 3: Cross multiply
    141,515.94x = 195,372.90 × 93,834.09
  4. Step 4: Simplify right side
    141,515.94x = 18,332,638,282.16
  5. Step 5: Solve for x
    x = 18,332,638,282.16/141,515.94
  6. Step 6: Final answer
    x = 129,544.69

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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.