Home / 86,536.42-119,408.61-48,291.46

Finding the Fourth Proportional to 86,536.42, 119,408.61 and 48,291.46

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Solution

The fourth proportional to 86,536.42, 119,408.61 and 48,291.46 is: 66,635.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,536.42 : 119,408.61 = 48,291.46 : x
  2. Step 2: Convert to fraction form
    86,536.42/119,408.61 = 48,291.46/x
  3. Step 3: Cross multiply
    86,536.42x = 119,408.61 × 48,291.46
  4. Step 4: Simplify right side
    86,536.42x = 5,766,416,113.47
  5. Step 5: Solve for x
    x = 5,766,416,113.47/86,536.42
  6. Step 6: Final answer
    x = 66,635.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.