Home / 47,743.52-71,616-16,579.76

Finding the Fourth Proportional to 47,743.52, 71,616 and 16,579.76

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Solution

The fourth proportional to 47,743.52, 71,616 and 16,579.76 is: 24,869.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,743.52 : 71,616 = 16,579.76 : x
  2. Step 2: Convert to fraction form
    47,743.52/71,616 = 16,579.76/x
  3. Step 3: Cross multiply
    47,743.52x = 71,616 × 16,579.76
  4. Step 4: Simplify right side
    47,743.52x = 1,187,376,092.16
  5. Step 5: Solve for x
    x = 1,187,376,092.16/47,743.52
  6. Step 6: Final answer
    x = 24,869.89

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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.