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Finding the Fourth Proportional to 57,156.66, 85,790.22 and 27,595.32

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Solution

The fourth proportional to 57,156.66, 85,790.22 and 27,595.32 is: 41,419.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,156.66 : 85,790.22 = 27,595.32 : x
  2. Step 2: Convert to fraction form
    57,156.66/85,790.22 = 27,595.32/x
  3. Step 3: Cross multiply
    57,156.66x = 85,790.22 × 27,595.32
  4. Step 4: Simplify right side
    57,156.66x = 2,367,408,573.77
  5. Step 5: Solve for x
    x = 2,367,408,573.77/57,156.66
  6. Step 6: Final answer
    x = 41,419.65

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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.