Home / 137,429.80-206,149.98-48,683.56

Finding the Fourth Proportional to 137,429.80, 206,149.98 and 48,683.56

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Solution

The fourth proportional to 137,429.80, 206,149.98 and 48,683.56 is: 73,027.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,429.80 : 206,149.98 = 48,683.56 : x
  2. Step 2: Convert to fraction form
    137,429.80/206,149.98 = 48,683.56/x
  3. Step 3: Cross multiply
    137,429.80x = 206,149.98 × 48,683.56
  4. Step 4: Simplify right side
    137,429.80x = 10,036,114,920.33
  5. Step 5: Solve for x
    x = 10,036,114,920.33/137,429.80
  6. Step 6: Final answer
    x = 73,027.21

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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.