Home / 86,077.44-118,777.68-50,241.60

Finding the Fourth Proportional to 86,077.44, 118,777.68 and 50,241.60

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Solution

The fourth proportional to 86,077.44, 118,777.68 and 50,241.60 is: 69,328.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,077.44 : 118,777.68 = 50,241.60 : x
  2. Step 2: Convert to fraction form
    86,077.44/118,777.68 = 50,241.60/x
  3. Step 3: Cross multiply
    86,077.44x = 118,777.68 × 50,241.60
  4. Step 4: Simplify right side
    86,077.44x = 5,967,580,687.49
  5. Step 5: Solve for x
    x = 5,967,580,687.49/86,077.44
  6. Step 6: Final answer
    x = 69,328.05

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1.5x scale

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.