Home / 149,039.64-223,561.08-43,860.60

Finding the Fourth Proportional to 149,039.64, 223,561.08 and 43,860.60

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Solution

The fourth proportional to 149,039.64, 223,561.08 and 43,860.60 is: 65,791.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,039.64 : 223,561.08 = 43,860.60 : x
  2. Step 2: Convert to fraction form
    149,039.64/223,561.08 = 43,860.60/x
  3. Step 3: Cross multiply
    149,039.64x = 223,561.08 × 43,860.60
  4. Step 4: Simplify right side
    149,039.64x = 9,805,523,105.45
  5. Step 5: Solve for x
    x = 9,805,523,105.45/149,039.64
  6. Step 6: Final answer
    x = 65,791.38

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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.