Home / 51,080.06-70,500.19-31,968.72

Finding the Fourth Proportional to 51,080.06, 70,500.19 and 31,968.72

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Solution

The fourth proportional to 51,080.06, 70,500.19 and 31,968.72 is: 44,122.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,080.06 : 70,500.19 = 31,968.72 : x
  2. Step 2: Convert to fraction form
    51,080.06/70,500.19 = 31,968.72/x
  3. Step 3: Cross multiply
    51,080.06x = 70,500.19 × 31,968.72
  4. Step 4: Simplify right side
    51,080.06x = 2,253,800,834.06
  5. Step 5: Solve for x
    x = 2,253,800,834.06/51,080.06
  6. Step 6: Final answer
    x = 44,122.91

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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.