Home / 44,512.40-66,768.60-14,920.40

Finding the Fourth Proportional to 44,512.40, 66,768.60 and 14,920.40

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Solution

The fourth proportional to 44,512.40, 66,768.60 and 14,920.40 is: 22,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,512.40 : 66,768.60 = 14,920.40 : x
  2. Step 2: Convert to fraction form
    44,512.40/66,768.60 = 14,920.40/x
  3. Step 3: Cross multiply
    44,512.40x = 66,768.60 × 14,920.40
  4. Step 4: Simplify right side
    44,512.40x = 996,214,219.44
  5. Step 5: Solve for x
    x = 996,214,219.44/44,512.40
  6. Step 6: Final answer
    x = 22,380.60

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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.