Home / 86,361.08-119,178.56-50,069.60

Finding the Fourth Proportional to 86,361.08, 119,178.56 and 50,069.60

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Solution

The fourth proportional to 86,361.08, 119,178.56 and 50,069.60 is: 69,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,361.08 : 119,178.56 = 50,069.60 : x
  2. Step 2: Convert to fraction form
    86,361.08/119,178.56 = 50,069.60/x
  3. Step 3: Cross multiply
    86,361.08x = 119,178.56 × 50,069.60
  4. Step 4: Simplify right side
    86,361.08x = 5,967,222,827.78
  5. Step 5: Solve for x
    x = 5,967,222,827.78/86,361.08
  6. Step 6: Final answer
    x = 69,096.20

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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.