Home / 69,137.32-103,676.63-29,174.23

Finding the Fourth Proportional to 69,137.32, 103,676.63 and 29,174.23

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Solution

The fourth proportional to 69,137.32, 103,676.63 and 29,174.23 is: 43,748.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,137.32 : 103,676.63 = 29,174.23 : x
  2. Step 2: Convert to fraction form
    69,137.32/103,676.63 = 29,174.23/x
  3. Step 3: Cross multiply
    69,137.32x = 103,676.63 × 29,174.23
  4. Step 4: Simplify right side
    69,137.32x = 3,024,685,849.24
  5. Step 5: Solve for x
    x = 3,024,685,849.24/69,137.32
  6. Step 6: Final answer
    x = 43,748.96

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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.