Home / 116,343.96-174,778.38-69,629.64

Finding the Fourth Proportional to 116,343.96, 174,778.38 and 69,629.64

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Solution

The fourth proportional to 116,343.96, 174,778.38 and 69,629.64 is: 104,601.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,343.96 : 174,778.38 = 69,629.64 : x
  2. Step 2: Convert to fraction form
    116,343.96/174,778.38 = 69,629.64/x
  3. Step 3: Cross multiply
    116,343.96x = 174,778.38 × 69,629.64
  4. Step 4: Simplify right side
    116,343.96x = 12,169,755,679.18
  5. Step 5: Solve for x
    x = 12,169,755,679.18/116,343.96
  6. Step 6: Final answer
    x = 104,601.53

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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.