Home / 126,288.44-174,273.44-69,698.60

Finding the Fourth Proportional to 126,288.44, 174,273.44 and 69,698.60

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Solution

The fourth proportional to 126,288.44, 174,273.44 and 69,698.60 is: 96,181.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,288.44 : 174,273.44 = 69,698.60 : x
  2. Step 2: Convert to fraction form
    126,288.44/174,273.44 = 69,698.60/x
  3. Step 3: Cross multiply
    126,288.44x = 174,273.44 × 69,698.60
  4. Step 4: Simplify right side
    126,288.44x = 12,146,614,785.18
  5. Step 5: Solve for x
    x = 12,146,614,785.18/126,288.44
  6. Step 6: Final answer
    x = 96,181.53

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1.5x scale

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.