Home / 69,455.21-95,843.45-39,241.80

Finding the Fourth Proportional to 69,455.21, 95,843.45 and 39,241.80

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Solution

The fourth proportional to 69,455.21, 95,843.45 and 39,241.80 is: 54,151.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,455.21 : 95,843.45 = 39,241.80 : x
  2. Step 2: Convert to fraction form
    69,455.21/95,843.45 = 39,241.80/x
  3. Step 3: Cross multiply
    69,455.21x = 95,843.45 × 39,241.80
  4. Step 4: Simplify right side
    69,455.21x = 3,761,069,594.31
  5. Step 5: Solve for x
    x = 3,761,069,594.31/69,455.21
  6. Step 6: Final answer
    x = 54,151.01

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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.