Home / 50,745.24-76,125.14-15,687.63

Finding the Fourth Proportional to 50,745.24, 76,125.14 and 15,687.63

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Solution

The fourth proportional to 50,745.24, 76,125.14 and 15,687.63 is: 23,533.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,745.24 : 76,125.14 = 15,687.63 : x
  2. Step 2: Convert to fraction form
    50,745.24/76,125.14 = 15,687.63/x
  3. Step 3: Cross multiply
    50,745.24x = 76,125.14 × 15,687.63
  4. Step 4: Simplify right side
    50,745.24x = 1,194,223,030.02
  5. Step 5: Solve for x
    x = 1,194,223,030.02/50,745.24
  6. Step 6: Final answer
    x = 23,533.70

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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.