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Finding the Fourth Proportional to 126,055.92, 189,083.34 and 37,309.80

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Solution

The fourth proportional to 126,055.92, 189,083.34 and 37,309.80 is: 55,964.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,055.92 : 189,083.34 = 37,309.80 : x
  2. Step 2: Convert to fraction form
    126,055.92/189,083.34 = 37,309.80/x
  3. Step 3: Cross multiply
    126,055.92x = 189,083.34 × 37,309.80
  4. Step 4: Simplify right side
    126,055.92x = 7,054,661,598.73
  5. Step 5: Solve for x
    x = 7,054,661,598.73/126,055.92
  6. Step 6: Final answer
    x = 55,964.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.