Home / 41,129.67-61,686.72-20,048.54

Finding the Fourth Proportional to 41,129.67, 61,686.72 and 20,048.54

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Solution

The fourth proportional to 41,129.67, 61,686.72 and 20,048.54 is: 30,069.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,129.67 : 61,686.72 = 20,048.54 : x
  2. Step 2: Convert to fraction form
    41,129.67/61,686.72 = 20,048.54/x
  3. Step 3: Cross multiply
    41,129.67x = 61,686.72 × 20,048.54
  4. Step 4: Simplify right side
    41,129.67x = 1,236,728,364.96
  5. Step 5: Solve for x
    x = 1,236,728,364.96/41,129.67
  6. Step 6: Final answer
    x = 30,069.00

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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.