Home / 116,499.29-174,468.65-66,427.58

Finding the Fourth Proportional to 116,499.29, 174,468.65 and 66,427.58

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Solution

The fourth proportional to 116,499.29, 174,468.65 and 66,427.58 is: 99,481.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,499.29 : 174,468.65 = 66,427.58 : x
  2. Step 2: Convert to fraction form
    116,499.29/174,468.65 = 66,427.58/x
  3. Step 3: Cross multiply
    116,499.29x = 174,468.65 × 66,427.58
  4. Step 4: Simplify right side
    116,499.29x = 11,589,530,309.40
  5. Step 5: Solve for x
    x = 11,589,530,309.40/116,499.29
  6. Step 6: Final answer
    x = 99,481.56

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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.