Home / 137,395.36-206,137.92-58,576.48

Finding the Fourth Proportional to 137,395.36, 206,137.92 and 58,576.48

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Solution

The fourth proportional to 137,395.36, 206,137.92 and 58,576.48 is: 87,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,395.36 : 206,137.92 = 58,576.48 : x
  2. Step 2: Convert to fraction form
    137,395.36/206,137.92 = 58,576.48/x
  3. Step 3: Cross multiply
    137,395.36x = 206,137.92 × 58,576.48
  4. Step 4: Simplify right side
    137,395.36x = 12,074,833,748.12
  5. Step 5: Solve for x
    x = 12,074,833,748.12/137,395.36
  6. Step 6: Final answer
    x = 87,883.85

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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.