Home / 69,418.21-95,725.53-59,379.88

Finding the Fourth Proportional to 69,418.21, 95,725.53 and 59,379.88

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Solution

The fourth proportional to 69,418.21, 95,725.53 and 59,379.88 is: 81,882.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,418.21 : 95,725.53 = 59,379.88 : x
  2. Step 2: Convert to fraction form
    69,418.21/95,725.53 = 59,379.88/x
  3. Step 3: Cross multiply
    69,418.21x = 95,725.53 × 59,379.88
  4. Step 4: Simplify right side
    69,418.21x = 5,684,170,484.34
  5. Step 5: Solve for x
    x = 5,684,170,484.34/69,418.21
  6. Step 6: Final answer
    x = 81,882.99

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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.