Home / 126,727.96-174,923.55-73,048.87

Finding the Fourth Proportional to 126,727.96, 174,923.55 and 73,048.87

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Solution

The fourth proportional to 126,727.96, 174,923.55 and 73,048.87 is: 100,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,727.96 : 174,923.55 = 73,048.87 : x
  2. Step 2: Convert to fraction form
    126,727.96/174,923.55 = 73,048.87/x
  3. Step 3: Cross multiply
    126,727.96x = 174,923.55 × 73,048.87
  4. Step 4: Simplify right side
    126,727.96x = 12,777,967,663.89
  5. Step 5: Solve for x
    x = 12,777,967,663.89/126,727.96
  6. Step 6: Final answer
    x = 100,829.90

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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.