Home / 44,202.78-66,315.24-20,823.75

Finding the Fourth Proportional to 44,202.78, 66,315.24 and 20,823.75

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Solution

The fourth proportional to 44,202.78, 66,315.24 and 20,823.75 is: 31,240.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,202.78 : 66,315.24 = 20,823.75 : x
  2. Step 2: Convert to fraction form
    44,202.78/66,315.24 = 20,823.75/x
  3. Step 3: Cross multiply
    44,202.78x = 66,315.24 × 20,823.75
  4. Step 4: Simplify right side
    44,202.78x = 1,380,931,978.95
  5. Step 5: Solve for x
    x = 1,380,931,978.95/44,202.78
  6. Step 6: Final answer
    x = 31,240.84

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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.