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Finding the Fourth Proportional to 57,875.46, 79,913.46 and 44,425.44

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Solution

The fourth proportional to 57,875.46, 79,913.46 and 44,425.44 is: 61,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,875.46 : 79,913.46 = 44,425.44 : x
  2. Step 2: Convert to fraction form
    57,875.46/79,913.46 = 44,425.44/x
  3. Step 3: Cross multiply
    57,875.46x = 79,913.46 × 44,425.44
  4. Step 4: Simplify right side
    57,875.46x = 3,550,190,622.42
  5. Step 5: Solve for x
    x = 3,550,190,622.42/57,875.46
  6. Step 6: Final answer
    x = 61,341.90

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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.