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Finding the Fourth Proportional to 53,851.68, 80,819.36 and 37,327.36

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Solution

The fourth proportional to 53,851.68, 80,819.36 and 37,327.36 is: 56,020.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,851.68 : 80,819.36 = 37,327.36 : x
  2. Step 2: Convert to fraction form
    53,851.68/80,819.36 = 37,327.36/x
  3. Step 3: Cross multiply
    53,851.68x = 80,819.36 × 37,327.36
  4. Step 4: Simplify right side
    53,851.68x = 3,016,773,345.69
  5. Step 5: Solve for x
    x = 3,016,773,345.69/53,851.68
  6. Step 6: Final answer
    x = 56,020.04

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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.