Home / 69,072.03-95,314.46-38,855.79

Finding the Fourth Proportional to 69,072.03, 95,314.46 and 38,855.79

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Solution

The fourth proportional to 69,072.03, 95,314.46 and 38,855.79 is: 53,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,072.03 : 95,314.46 = 38,855.79 : x
  2. Step 2: Convert to fraction form
    69,072.03/95,314.46 = 38,855.79/x
  3. Step 3: Cross multiply
    69,072.03x = 95,314.46 × 38,855.79
  4. Step 4: Simplify right side
    69,072.03x = 3,703,518,447.44
  5. Step 5: Solve for x
    x = 3,703,518,447.44/69,072.03
  6. Step 6: Final answer
    x = 53,618.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.