Home / 44,204.70-66,307.05-20,512.20

Finding the Fourth Proportional to 44,204.70, 66,307.05 and 20,512.20

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Solution

The fourth proportional to 44,204.70, 66,307.05 and 20,512.20 is: 30,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,204.70 : 66,307.05 = 20,512.20 : x
  2. Step 2: Convert to fraction form
    44,204.70/66,307.05 = 20,512.20/x
  3. Step 3: Cross multiply
    44,204.70x = 66,307.05 × 20,512.20
  4. Step 4: Simplify right side
    44,204.70x = 1,360,103,471.01
  5. Step 5: Solve for x
    x = 1,360,103,471.01/44,204.70
  6. Step 6: Final answer
    x = 30,768.30

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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.