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Finding the Fourth Proportional to 57,608.86, 79,536.46 and 44,154.76

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Solution

The fourth proportional to 57,608.86, 79,536.46 and 44,154.76 is: 60,961.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,608.86 : 79,536.46 = 44,154.76 : x
  2. Step 2: Convert to fraction form
    57,608.86/79,536.46 = 44,154.76/x
  3. Step 3: Cross multiply
    57,608.86x = 79,536.46 × 44,154.76
  4. Step 4: Simplify right side
    57,608.86x = 3,511,913,302.55
  5. Step 5: Solve for x
    x = 3,511,913,302.55/57,608.86
  6. Step 6: Final answer
    x = 60,961.34

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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.