Home / 49,730.78-68,605.30-29,576.36

Finding the Fourth Proportional to 49,730.78, 68,605.30 and 29,576.36

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Solution

The fourth proportional to 49,730.78, 68,605.30 and 29,576.36 is: 40,801.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,730.78 : 68,605.30 = 29,576.36 : x
  2. Step 2: Convert to fraction form
    49,730.78/68,605.30 = 29,576.36/x
  3. Step 3: Cross multiply
    49,730.78x = 68,605.30 × 29,576.36
  4. Step 4: Simplify right side
    49,730.78x = 2,029,095,050.71
  5. Step 5: Solve for x
    x = 2,029,095,050.71/49,730.78
  6. Step 6: Final answer
    x = 40,801.59

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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.