Home / 126,108.54-174,027.21-69,519.91

Finding the Fourth Proportional to 126,108.54, 174,027.21 and 69,519.91

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Solution

The fourth proportional to 126,108.54, 174,027.21 and 69,519.91 is: 95,936.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,108.54 : 174,027.21 = 69,519.91 : x
  2. Step 2: Convert to fraction form
    126,108.54/174,027.21 = 69,519.91/x
  3. Step 3: Cross multiply
    126,108.54x = 174,027.21 × 69,519.91
  4. Step 4: Simplify right side
    126,108.54x = 12,098,355,976.75
  5. Step 5: Solve for x
    x = 12,098,355,976.75/126,108.54
  6. Step 6: Final answer
    x = 95,936.06

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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.