Home / 69,019.04-95,245.80-39,211.04

Finding the Fourth Proportional to 69,019.04, 95,245.80 and 39,211.04

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Solution

The fourth proportional to 69,019.04, 95,245.80 and 39,211.04 is: 54,110.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,019.04 : 95,245.80 = 39,211.04 : x
  2. Step 2: Convert to fraction form
    69,019.04/95,245.80 = 39,211.04/x
  3. Step 3: Cross multiply
    69,019.04x = 95,245.80 × 39,211.04
  4. Step 4: Simplify right side
    69,019.04x = 3,734,686,873.63
  5. Step 5: Solve for x
    x = 3,734,686,873.63/69,019.04
  6. Step 6: Final answer
    x = 54,110.97

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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.