Home / 49,091.32-73,638.60-13,555.32

Finding the Fourth Proportional to 49,091.32, 73,638.60 and 13,555.32

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Solution

The fourth proportional to 49,091.32, 73,638.60 and 13,555.32 is: 20,333.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,091.32 : 73,638.60 = 13,555.32 : x
  2. Step 2: Convert to fraction form
    49,091.32/73,638.60 = 13,555.32/x
  3. Step 3: Cross multiply
    49,091.32x = 73,638.60 × 13,555.32
  4. Step 4: Simplify right side
    49,091.32x = 998,194,787.35
  5. Step 5: Solve for x
    x = 998,194,787.35/49,091.32
  6. Step 6: Final answer
    x = 20,333.43

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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.