Home / 38,101.92-57,053.52-30,665.76

Finding the Fourth Proportional to 38,101.92, 57,053.52 and 30,665.76

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Solution

The fourth proportional to 38,101.92, 57,053.52 and 30,665.76 is: 45,918.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,101.92 : 57,053.52 = 30,665.76 : x
  2. Step 2: Convert to fraction form
    38,101.92/57,053.52 = 30,665.76/x
  3. Step 3: Cross multiply
    38,101.92x = 57,053.52 × 30,665.76
  4. Step 4: Simplify right side
    38,101.92x = 1,749,589,551.48
  5. Step 5: Solve for x
    x = 1,749,589,551.48/38,101.92
  6. Step 6: Final answer
    x = 45,918.67

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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.