Home / 126,236.25-174,209.81-69,651.27

Finding the Fourth Proportional to 126,236.25, 174,209.81 and 69,651.27

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Solution

The fourth proportional to 126,236.25, 174,209.81 and 69,651.27 is: 96,120.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,236.25 : 174,209.81 = 69,651.27 : x
  2. Step 2: Convert to fraction form
    126,236.25/174,209.81 = 69,651.27/x
  3. Step 3: Cross multiply
    126,236.25x = 174,209.81 × 69,651.27
  4. Step 4: Simplify right side
    126,236.25x = 12,133,934,164.70
  5. Step 5: Solve for x
    x = 12,133,934,164.70/126,236.25
  6. Step 6: Final answer
    x = 96,120.84

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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.