Home / 44,121.84-66,183.72-12,957.12

Finding the Fourth Proportional to 44,121.84, 66,183.72 and 12,957.12

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Solution

The fourth proportional to 44,121.84, 66,183.72 and 12,957.12 is: 19,435.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,121.84 : 66,183.72 = 12,957.12 : x
  2. Step 2: Convert to fraction form
    44,121.84/66,183.72 = 12,957.12/x
  3. Step 3: Cross multiply
    44,121.84x = 66,183.72 × 12,957.12
  4. Step 4: Simplify right side
    44,121.84x = 857,550,402.09
  5. Step 5: Solve for x
    x = 857,550,402.09/44,121.84
  6. Step 6: Final answer
    x = 19,435.96

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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.