Home / 47,953.44-71,968.68-21,660.48

Finding the Fourth Proportional to 47,953.44, 71,968.68 and 21,660.48

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Solution

The fourth proportional to 47,953.44, 71,968.68 and 21,660.48 is: 32,508.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,953.44 : 71,968.68 = 21,660.48 : x
  2. Step 2: Convert to fraction form
    47,953.44/71,968.68 = 21,660.48/x
  3. Step 3: Cross multiply
    47,953.44x = 71,968.68 × 21,660.48
  4. Step 4: Simplify right side
    47,953.44x = 1,558,876,153.77
  5. Step 5: Solve for x
    x = 1,558,876,153.77/47,953.44
  6. Step 6: Final answer
    x = 32,508.12

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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.