Home / 101,821.99-152,683.02-41,839.60

Finding the Fourth Proportional to 101,821.99, 152,683.02 and 41,839.60

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Solution

The fourth proportional to 101,821.99, 152,683.02 and 41,839.60 is: 62,738.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,821.99 : 152,683.02 = 41,839.60 : x
  2. Step 2: Convert to fraction form
    101,821.99/152,683.02 = 41,839.60/x
  3. Step 3: Cross multiply
    101,821.99x = 152,683.02 × 41,839.60
  4. Step 4: Simplify right side
    101,821.99x = 6,388,196,483.59
  5. Step 5: Solve for x
    x = 6,388,196,483.59/101,821.99
  6. Step 6: Final answer
    x = 62,738.87

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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.