Home / 51,841.13-71,540.87-29,485.13

Finding the Fourth Proportional to 51,841.13, 71,540.87 and 29,485.13

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Solution

The fourth proportional to 51,841.13, 71,540.87 and 29,485.13 is: 40,689.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,841.13 : 71,540.87 = 29,485.13 : x
  2. Step 2: Convert to fraction form
    51,841.13/71,540.87 = 29,485.13/x
  3. Step 3: Cross multiply
    51,841.13x = 71,540.87 × 29,485.13
  4. Step 4: Simplify right side
    51,841.13x = 2,109,391,704.84
  5. Step 5: Solve for x
    x = 2,109,391,704.84/51,841.13
  6. Step 6: Final answer
    x = 40,689.54

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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.