Home / 50,490.24-75,735.36-15,429.60

Finding the Fourth Proportional to 50,490.24, 75,735.36 and 15,429.60

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Solution

The fourth proportional to 50,490.24, 75,735.36 and 15,429.60 is: 23,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,490.24 : 75,735.36 = 15,429.60 : x
  2. Step 2: Convert to fraction form
    50,490.24/75,735.36 = 15,429.60/x
  3. Step 3: Cross multiply
    50,490.24x = 75,735.36 × 15,429.60
  4. Step 4: Simplify right side
    50,490.24x = 1,168,566,310.66
  5. Step 5: Solve for x
    x = 1,168,566,310.66/50,490.24
  6. Step 6: Final answer
    x = 23,144.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.