Home / 79,823.75-110,155.28-43,525.62

Finding the Fourth Proportional to 79,823.75, 110,155.28 and 43,525.62

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Solution

The fourth proportional to 79,823.75, 110,155.28 and 43,525.62 is: 60,064.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,823.75 : 110,155.28 = 43,525.62 : x
  2. Step 2: Convert to fraction form
    79,823.75/110,155.28 = 43,525.62/x
  3. Step 3: Cross multiply
    79,823.75x = 110,155.28 × 43,525.62
  4. Step 4: Simplify right side
    79,823.75x = 4,794,576,640.65
  5. Step 5: Solve for x
    x = 4,794,576,640.65/79,823.75
  6. Step 6: Final answer
    x = 60,064.54

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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.