Home / 69,150.48-95,448.81-40,476.85

Finding the Fourth Proportional to 69,150.48, 95,448.81 and 40,476.85

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Solution

The fourth proportional to 69,150.48, 95,448.81 and 40,476.85 is: 55,870.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,150.48 : 95,448.81 = 40,476.85 : x
  2. Step 2: Convert to fraction form
    69,150.48/95,448.81 = 40,476.85/x
  3. Step 3: Cross multiply
    69,150.48x = 95,448.81 × 40,476.85
  4. Step 4: Simplify right side
    69,150.48x = 3,863,467,078.21
  5. Step 5: Solve for x
    x = 3,863,467,078.21/69,150.48
  6. Step 6: Final answer
    x = 55,870.43

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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.