Home / 37,083.90-51,163.19-20,948.85

Finding the Fourth Proportional to 37,083.90, 51,163.19 and 20,948.85

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Solution

The fourth proportional to 37,083.90, 51,163.19 and 20,948.85 is: 28,902.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,083.90 : 51,163.19 = 20,948.85 : x
  2. Step 2: Convert to fraction form
    37,083.90/51,163.19 = 20,948.85/x
  3. Step 3: Cross multiply
    37,083.90x = 51,163.19 × 20,948.85
  4. Step 4: Simplify right side
    37,083.90x = 1,071,810,228.38
  5. Step 5: Solve for x
    x = 1,071,810,228.38/37,083.90
  6. Step 6: Final answer
    x = 28,902.31

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1.5x scale

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.