Home / 57,189.58-85,702.64-32,177.38

Finding the Fourth Proportional to 57,189.58, 85,702.64 and 32,177.38

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Solution

The fourth proportional to 57,189.58, 85,702.64 and 32,177.38 is: 48,220.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,189.58 : 85,702.64 = 32,177.38 : x
  2. Step 2: Convert to fraction form
    57,189.58/85,702.64 = 32,177.38/x
  3. Step 3: Cross multiply
    57,189.58x = 85,702.64 × 32,177.38
  4. Step 4: Simplify right side
    57,189.58x = 2,757,686,414.28
  5. Step 5: Solve for x
    x = 2,757,686,414.28/57,189.58
  6. Step 6: Final answer
    x = 48,220.09

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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.