Home / 38,163.60-57,245.40-10,083.60

Finding the Fourth Proportional to 38,163.60, 57,245.40 and 10,083.60

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Solution

The fourth proportional to 38,163.60, 57,245.40 and 10,083.60 is: 15,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,163.60 : 57,245.40 = 10,083.60 : x
  2. Step 2: Convert to fraction form
    38,163.60/57,245.40 = 10,083.60/x
  3. Step 3: Cross multiply
    38,163.60x = 57,245.40 × 10,083.60
  4. Step 4: Simplify right side
    38,163.60x = 577,239,715.44
  5. Step 5: Solve for x
    x = 577,239,715.44/38,163.60
  6. Step 6: Final answer
    x = 15,125.40

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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.