Home / 69,202.04-95,503.13-40,136.31

Finding the Fourth Proportional to 69,202.04, 95,503.13 and 40,136.31

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Solution

The fourth proportional to 69,202.04, 95,503.13 and 40,136.31 is: 55,390.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,202.04 : 95,503.13 = 40,136.31 : x
  2. Step 2: Convert to fraction form
    69,202.04/95,503.13 = 40,136.31/x
  3. Step 3: Cross multiply
    69,202.04x = 95,503.13 × 40,136.31
  4. Step 4: Simplify right side
    69,202.04x = 3,833,143,231.65
  5. Step 5: Solve for x
    x = 3,833,143,231.65/69,202.04
  6. Step 6: Final answer
    x = 55,390.61

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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.