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Finding the Fourth Proportional to 64,455.14, 88,964.44 and 44,045.46

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Solution

The fourth proportional to 64,455.14, 88,964.44 and 44,045.46 is: 60,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,455.14 : 88,964.44 = 44,045.46 : x
  2. Step 2: Convert to fraction form
    64,455.14/88,964.44 = 44,045.46/x
  3. Step 3: Cross multiply
    64,455.14x = 88,964.44 × 44,045.46
  4. Step 4: Simplify right side
    64,455.14x = 3,918,479,573.33
  5. Step 5: Solve for x
    x = 3,918,479,573.33/64,455.14
  6. Step 6: Final answer
    x = 60,793.90

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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.