Home / 50,327.12-69,465.96-40,325.36

Finding the Fourth Proportional to 50,327.12, 69,465.96 and 40,325.36

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Solution

The fourth proportional to 50,327.12, 69,465.96 and 40,325.36 is: 55,660.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,327.12 : 69,465.96 = 40,325.36 : x
  2. Step 2: Convert to fraction form
    50,327.12/69,465.96 = 40,325.36/x
  3. Step 3: Cross multiply
    50,327.12x = 69,465.96 × 40,325.36
  4. Step 4: Simplify right side
    50,327.12x = 2,801,239,844.75
  5. Step 5: Solve for x
    x = 2,801,239,844.75/50,327.12
  6. Step 6: Final answer
    x = 55,660.64

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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.