Home / 49,790.16-74,696.31-21,714.75

Finding the Fourth Proportional to 49,790.16, 74,696.31 and 21,714.75

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Solution

The fourth proportional to 49,790.16, 74,696.31 and 21,714.75 is: 32,576.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,790.16 : 74,696.31 = 21,714.75 : x
  2. Step 2: Convert to fraction form
    49,790.16/74,696.31 = 21,714.75/x
  3. Step 3: Cross multiply
    49,790.16x = 74,696.31 × 21,714.75
  4. Step 4: Simplify right side
    49,790.16x = 1,622,011,697.57
  5. Step 5: Solve for x
    x = 1,622,011,697.57/49,790.16
  6. Step 6: Final answer
    x = 32,576.95

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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.