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Finding the Fourth Proportional to 67,357.44, 101,059.92 and 45,260.64

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Solution

The fourth proportional to 67,357.44, 101,059.92 and 45,260.64 is: 67,906.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,357.44 : 101,059.92 = 45,260.64 : x
  2. Step 2: Convert to fraction form
    67,357.44/101,059.92 = 45,260.64/x
  3. Step 3: Cross multiply
    67,357.44x = 101,059.92 × 45,260.64
  4. Step 4: Simplify right side
    67,357.44x = 4,574,036,657.55
  5. Step 5: Solve for x
    x = 4,574,036,657.55/67,357.44
  6. Step 6: Final answer
    x = 67,906.93

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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.