Home / 20,050.47-30,052.44-7,562.49

Finding the Fourth Proportional to 20,050.47, 30,052.44 and 7,562.49

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Solution

The fourth proportional to 20,050.47, 30,052.44 and 7,562.49 is: 11,334.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.47 : 30,052.44 = 7,562.49 : x
  2. Step 2: Convert to fraction form
    20,050.47/30,052.44 = 7,562.49/x
  3. Step 3: Cross multiply
    20,050.47x = 30,052.44 × 7,562.49
  4. Step 4: Simplify right side
    20,050.47x = 227,271,276.98
  5. Step 5: Solve for x
    x = 227,271,276.98/20,050.47
  6. Step 6: Final answer
    x = 11,334.96

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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.