Home / 79,021.72-118,376.25-41,525.74

Finding the Fourth Proportional to 79,021.72, 118,376.25 and 41,525.74

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Solution

The fourth proportional to 79,021.72, 118,376.25 and 41,525.74 is: 62,206.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,021.72 : 118,376.25 = 41,525.74 : x
  2. Step 2: Convert to fraction form
    79,021.72/118,376.25 = 41,525.74/x
  3. Step 3: Cross multiply
    79,021.72x = 118,376.25 × 41,525.74
  4. Step 4: Simplify right side
    79,021.72x = 4,915,661,379.68
  5. Step 5: Solve for x
    x = 4,915,661,379.68/79,021.72
  6. Step 6: Final answer
    x = 62,206.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.