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Finding the Fourth Proportional to 57,156.30, 85,789.74 and 27,594.90

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Solution

The fourth proportional to 57,156.30, 85,789.74 and 27,594.90 is: 41,419.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,156.30 : 85,789.74 = 27,594.90 : x
  2. Step 2: Convert to fraction form
    57,156.30/85,789.74 = 27,594.90/x
  3. Step 3: Cross multiply
    57,156.30x = 85,789.74 × 27,594.90
  4. Step 4: Simplify right side
    57,156.30x = 2,367,359,296.33
  5. Step 5: Solve for x
    x = 2,367,359,296.33/57,156.30
  6. Step 6: Final answer
    x = 41,419.04

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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.