Home / 69,819.41-104,554.15-55,108.19

Finding the Fourth Proportional to 69,819.41, 104,554.15 and 55,108.19

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Solution

The fourth proportional to 69,819.41, 104,554.15 and 55,108.19 is: 82,524.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,819.41 : 104,554.15 = 55,108.19 : x
  2. Step 2: Convert to fraction form
    69,819.41/104,554.15 = 55,108.19/x
  3. Step 3: Cross multiply
    69,819.41x = 104,554.15 × 55,108.19
  4. Step 4: Simplify right side
    69,819.41x = 5,761,789,963.49
  5. Step 5: Solve for x
    x = 5,761,789,963.49/69,819.41
  6. Step 6: Final answer
    x = 82,524.19

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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.