Home / 50,321.59-69,445.47-27,661.39

Finding the Fourth Proportional to 50,321.59, 69,445.47 and 27,661.39

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Solution

The fourth proportional to 50,321.59, 69,445.47 and 27,661.39 is: 38,173.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,321.59 : 69,445.47 = 27,661.39 : x
  2. Step 2: Convert to fraction form
    50,321.59/69,445.47 = 27,661.39/x
  3. Step 3: Cross multiply
    50,321.59x = 69,445.47 × 27,661.39
  4. Step 4: Simplify right side
    50,321.59x = 1,920,958,229.40
  5. Step 5: Solve for x
    x = 1,920,958,229.40/50,321.59
  6. Step 6: Final answer
    x = 38,173.64

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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.