Home / 126,268.96-174,250.56-69,683.80

Finding the Fourth Proportional to 126,268.96, 174,250.56 and 69,683.80

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Solution

The fourth proportional to 126,268.96, 174,250.56 and 69,683.80 is: 96,163.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,268.96 : 174,250.56 = 69,683.80 : x
  2. Step 2: Convert to fraction form
    126,268.96/174,250.56 = 69,683.80/x
  3. Step 3: Cross multiply
    126,268.96x = 174,250.56 × 69,683.80
  4. Step 4: Simplify right side
    126,268.96x = 12,142,441,172.93
  5. Step 5: Solve for x
    x = 12,142,441,172.93/126,268.96
  6. Step 6: Final answer
    x = 96,163.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.