Home / 45,635.82-68,397.21-25,854.41

Finding the Fourth Proportional to 45,635.82, 68,397.21 and 25,854.41

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Solution

The fourth proportional to 45,635.82, 68,397.21 and 25,854.41 is: 38,749.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,635.82 : 68,397.21 = 25,854.41 : x
  2. Step 2: Convert to fraction form
    45,635.82/68,397.21 = 25,854.41/x
  3. Step 3: Cross multiply
    45,635.82x = 68,397.21 × 25,854.41
  4. Step 4: Simplify right side
    45,635.82x = 1,768,369,168.21
  5. Step 5: Solve for x
    x = 1,768,369,168.21/45,635.82
  6. Step 6: Final answer
    x = 38,749.59

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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.