Home / 49,827.90-74,696.94-18,215.52

Finding the Fourth Proportional to 49,827.90, 74,696.94 and 18,215.52

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Solution

The fourth proportional to 49,827.90, 74,696.94 and 18,215.52 is: 27,306.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,827.90 : 74,696.94 = 18,215.52 : x
  2. Step 2: Convert to fraction form
    49,827.90/74,696.94 = 18,215.52/x
  3. Step 3: Cross multiply
    49,827.90x = 74,696.94 × 18,215.52
  4. Step 4: Simplify right side
    49,827.90x = 1,360,643,604.51
  5. Step 5: Solve for x
    x = 1,360,643,604.51/49,827.90
  6. Step 6: Final answer
    x = 27,306.86

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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.