Home / 37,854.43-56,708.88-21,163.85

Finding the Fourth Proportional to 37,854.43, 56,708.88 and 21,163.85

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Solution

The fourth proportional to 37,854.43, 56,708.88 and 21,163.85 is: 31,705.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,854.43 : 56,708.88 = 21,163.85 : x
  2. Step 2: Convert to fraction form
    37,854.43/56,708.88 = 21,163.85/x
  3. Step 3: Cross multiply
    37,854.43x = 56,708.88 × 21,163.85
  4. Step 4: Simplify right side
    37,854.43x = 1,200,177,867.08
  5. Step 5: Solve for x
    x = 1,200,177,867.08/37,854.43
  6. Step 6: Final answer
    x = 31,705.08

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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.