Home / 108,809.19-163,194.98-28,847.69

Finding the Fourth Proportional to 108,809.19, 163,194.98 and 28,847.69

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Solution

The fourth proportional to 108,809.19, 163,194.98 and 28,847.69 is: 43,266.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,809.19 : 163,194.98 = 28,847.69 : x
  2. Step 2: Convert to fraction form
    108,809.19/163,194.98 = 28,847.69/x
  3. Step 3: Cross multiply
    108,809.19x = 163,194.98 × 28,847.69
  4. Step 4: Simplify right side
    108,809.19x = 4,707,797,232.38
  5. Step 5: Solve for x
    x = 4,707,797,232.38/108,809.19
  6. Step 6: Final answer
    x = 43,266.54

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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.