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Finding the Fourth Proportional to 79,893.54, 119,802.04 and 37,738.51

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Solution

The fourth proportional to 79,893.54, 119,802.04 and 37,738.51 is: 56,589.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,893.54 : 119,802.04 = 37,738.51 : x
  2. Step 2: Convert to fraction form
    79,893.54/119,802.04 = 37,738.51/x
  3. Step 3: Cross multiply
    79,893.54x = 119,802.04 × 37,738.51
  4. Step 4: Simplify right side
    79,893.54x = 4,521,150,090.71
  5. Step 5: Solve for x
    x = 4,521,150,090.71/79,893.54
  6. Step 6: Final answer
    x = 56,589.68

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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.