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Finding the Fourth Proportional to 58,604.36, 87,914.93 and 18,081.31

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Solution

The fourth proportional to 58,604.36, 87,914.93 and 18,081.31 is: 27,124.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,604.36 : 87,914.93 = 18,081.31 : x
  2. Step 2: Convert to fraction form
    58,604.36/87,914.93 = 18,081.31/x
  3. Step 3: Cross multiply
    58,604.36x = 87,914.93 × 18,081.31
  4. Step 4: Simplify right side
    58,604.36x = 1,589,616,792.76
  5. Step 5: Solve for x
    x = 1,589,616,792.76/58,604.36
  6. Step 6: Final answer
    x = 27,124.55

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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.