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Finding the Fourth Proportional to 64,573.88, 96,864.53 and 23,020.88

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Solution

The fourth proportional to 64,573.88, 96,864.53 and 23,020.88 is: 34,532.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,573.88 : 96,864.53 = 23,020.88 : x
  2. Step 2: Convert to fraction form
    64,573.88/96,864.53 = 23,020.88/x
  3. Step 3: Cross multiply
    64,573.88x = 96,864.53 × 23,020.88
  4. Step 4: Simplify right side
    64,573.88x = 2,229,906,121.96
  5. Step 5: Solve for x
    x = 2,229,906,121.96/64,573.88
  6. Step 6: Final answer
    x = 34,532.64

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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.