Home / 87,536.46-120,799.11-49,299.74

Finding the Fourth Proportional to 87,536.46, 120,799.11 and 49,299.74

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Solution

The fourth proportional to 87,536.46, 120,799.11 and 49,299.74 is: 68,032.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,536.46 : 120,799.11 = 49,299.74 : x
  2. Step 2: Convert to fraction form
    87,536.46/120,799.11 = 49,299.74/x
  3. Step 3: Cross multiply
    87,536.46x = 120,799.11 × 49,299.74
  4. Step 4: Simplify right side
    87,536.46x = 5,955,364,749.11
  5. Step 5: Solve for x
    x = 5,955,364,749.11/87,536.46
  6. Step 6: Final answer
    x = 68,032.96

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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.