Home / 49,174.71-67,804.94-40,418.21

Finding the Fourth Proportional to 49,174.71, 67,804.94 and 40,418.21

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Solution

The fourth proportional to 49,174.71, 67,804.94 and 40,418.21 is: 55,730.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,174.71 : 67,804.94 = 40,418.21 : x
  2. Step 2: Convert to fraction form
    49,174.71/67,804.94 = 40,418.21/x
  3. Step 3: Cross multiply
    49,174.71x = 67,804.94 × 40,418.21
  4. Step 4: Simplify right side
    49,174.71x = 2,740,553,762.84
  5. Step 5: Solve for x
    x = 2,740,553,762.84/49,174.71
  6. Step 6: Final answer
    x = 55,730.96

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1.5x scale

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.