Home / 53,743.23-80,614.82-18,682.88

Finding the Fourth Proportional to 53,743.23, 80,614.82 and 18,682.88

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Solution

The fourth proportional to 53,743.23, 80,614.82 and 18,682.88 is: 28,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,743.23 : 80,614.82 = 18,682.88 : x
  2. Step 2: Convert to fraction form
    53,743.23/80,614.82 = 18,682.88/x
  3. Step 3: Cross multiply
    53,743.23x = 80,614.82 × 18,682.88
  4. Step 4: Simplify right side
    53,743.23x = 1,506,116,651.91
  5. Step 5: Solve for x
    x = 1,506,116,651.91/53,743.23
  6. Step 6: Final answer
    x = 28,024.30

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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.