Home / 44,361.34-66,509.20-20,960.44

Finding the Fourth Proportional to 44,361.34, 66,509.20 and 20,960.44

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Solution

The fourth proportional to 44,361.34, 66,509.20 and 20,960.44 is: 31,425.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,361.34 : 66,509.20 = 20,960.44 : x
  2. Step 2: Convert to fraction form
    44,361.34/66,509.20 = 20,960.44/x
  3. Step 3: Cross multiply
    44,361.34x = 66,509.20 × 20,960.44
  4. Step 4: Simplify right side
    44,361.34x = 1,394,061,955.98
  5. Step 5: Solve for x
    x = 1,394,061,955.98/44,361.34
  6. Step 6: Final answer
    x = 31,425.16

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1.5x scale

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.