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Finding the Fourth Proportional to 134,676.27, 185,849.83 and 74,245.51

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Solution

The fourth proportional to 134,676.27, 185,849.83 and 74,245.51 is: 102,456.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,676.27 : 185,849.83 = 74,245.51 : x
  2. Step 2: Convert to fraction form
    134,676.27/185,849.83 = 74,245.51/x
  3. Step 3: Cross multiply
    134,676.27x = 185,849.83 × 74,245.51
  4. Step 4: Simplify right side
    134,676.27x = 13,798,514,111.29
  5. Step 5: Solve for x
    x = 13,798,514,111.29/134,676.27
  6. Step 6: Final answer
    x = 102,456.91

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