Home / 49,506.30-68,312.40-28,286.94

Finding the Fourth Proportional to 49,506.30, 68,312.40 and 28,286.94

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Solution

The fourth proportional to 49,506.30, 68,312.40 and 28,286.94 is: 39,032.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,506.30 : 68,312.40 = 28,286.94 : x
  2. Step 2: Convert to fraction form
    49,506.30/68,312.40 = 28,286.94/x
  3. Step 3: Cross multiply
    49,506.30x = 68,312.40 × 28,286.94
  4. Step 4: Simplify right side
    49,506.30x = 1,932,348,760.06
  5. Step 5: Solve for x
    x = 1,932,348,760.06/49,506.30
  6. Step 6: Final answer
    x = 39,032.38

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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.