Home / 66,857.02-100,218.03-41,914.60

Finding the Fourth Proportional to 66,857.02, 100,218.03 and 41,914.60

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Solution

The fourth proportional to 66,857.02, 100,218.03 and 41,914.60 is: 62,829.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,857.02 : 100,218.03 = 41,914.60 : x
  2. Step 2: Convert to fraction form
    66,857.02/100,218.03 = 41,914.60/x
  3. Step 3: Cross multiply
    66,857.02x = 100,218.03 × 41,914.60
  4. Step 4: Simplify right side
    66,857.02x = 4,200,598,640.24
  5. Step 5: Solve for x
    x = 4,200,598,640.24/66,857.02
  6. Step 6: Final answer
    x = 62,829.58

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1.5x scale

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.