Home / 108,674.13-163,012.33-29,788.37

Finding the Fourth Proportional to 108,674.13, 163,012.33 and 29,788.37

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Solution

The fourth proportional to 108,674.13, 163,012.33 and 29,788.37 is: 44,682.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,674.13 : 163,012.33 = 29,788.37 : x
  2. Step 2: Convert to fraction form
    108,674.13/163,012.33 = 29,788.37/x
  3. Step 3: Cross multiply
    108,674.13x = 163,012.33 × 29,788.37
  4. Step 4: Simplify right side
    108,674.13x = 4,855,870,785.54
  5. Step 5: Solve for x
    x = 4,855,870,785.54/108,674.13
  6. Step 6: Final answer
    x = 44,682.86

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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.