Home / 62,878.86-86,771.09-34,584.57

Finding the Fourth Proportional to 62,878.86, 86,771.09 and 34,584.57

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Solution

The fourth proportional to 62,878.86, 86,771.09 and 34,584.57 is: 47,725.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,878.86 : 86,771.09 = 34,584.57 : x
  2. Step 2: Convert to fraction form
    62,878.86/86,771.09 = 34,584.57/x
  3. Step 3: Cross multiply
    62,878.86x = 86,771.09 × 34,584.57
  4. Step 4: Simplify right side
    62,878.86x = 3,000,940,922.54
  5. Step 5: Solve for x
    x = 3,000,940,922.54/62,878.86
  6. Step 6: Final answer
    x = 47,725.75

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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.