Home / 108,764.60-163,115.33-45,583.07

Finding the Fourth Proportional to 108,764.60, 163,115.33 and 45,583.07

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Solution

The fourth proportional to 108,764.60, 163,115.33 and 45,583.07 is: 68,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,764.60 : 163,115.33 = 45,583.07 : x
  2. Step 2: Convert to fraction form
    108,764.60/163,115.33 = 45,583.07/x
  3. Step 3: Cross multiply
    108,764.60x = 163,115.33 × 45,583.07
  4. Step 4: Simplify right side
    108,764.60x = 7,435,296,461.97
  5. Step 5: Solve for x
    x = 7,435,296,461.97/108,764.60
  6. Step 6: Final answer
    x = 68,361.37

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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.