Home / 38,205.70-57,308.55-35,581.30

Finding the Fourth Proportional to 38,205.70, 57,308.55 and 35,581.30

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Solution

The fourth proportional to 38,205.70, 57,308.55 and 35,581.30 is: 53,371.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,205.70 : 57,308.55 = 35,581.30 : x
  2. Step 2: Convert to fraction form
    38,205.70/57,308.55 = 35,581.30/x
  3. Step 3: Cross multiply
    38,205.70x = 57,308.55 × 35,581.30
  4. Step 4: Simplify right side
    38,205.70x = 2,039,112,710.12
  5. Step 5: Solve for x
    x = 2,039,112,710.12/38,205.70
  6. Step 6: Final answer
    x = 53,371.95

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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.