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Finding the Fourth Proportional to 108,804.83, 150,161.45 and 61,058.37

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Solution

The fourth proportional to 108,804.83, 150,161.45 and 61,058.37 is: 84,266.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,804.83 : 150,161.45 = 61,058.37 : x
  2. Step 2: Convert to fraction form
    108,804.83/150,161.45 = 61,058.37/x
  3. Step 3: Cross multiply
    108,804.83x = 150,161.45 × 61,058.37
  4. Step 4: Simplify right side
    108,804.83x = 9,168,612,623.03
  5. Step 5: Solve for x
    x = 9,168,612,623.03/108,804.83
  6. Step 6: Final answer
    x = 84,266.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.