Home / 54,725.09-82,090.12-16,771.63

Finding the Fourth Proportional to 54,725.09, 82,090.12 and 16,771.63

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Solution

The fourth proportional to 54,725.09, 82,090.12 and 16,771.63 is: 25,158.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,725.09 : 82,090.12 = 16,771.63 : x
  2. Step 2: Convert to fraction form
    54,725.09/82,090.12 = 16,771.63/x
  3. Step 3: Cross multiply
    54,725.09x = 82,090.12 × 16,771.63
  4. Step 4: Simplify right side
    54,725.09x = 1,376,785,119.30
  5. Step 5: Solve for x
    x = 1,376,785,119.30/54,725.09
  6. Step 6: Final answer
    x = 25,158.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.