Home / 49,553.16-68,378.73-29,406.54

Finding the Fourth Proportional to 49,553.16, 68,378.73 and 29,406.54

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Solution

The fourth proportional to 49,553.16, 68,378.73 and 29,406.54 is: 40,578.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,553.16 : 68,378.73 = 29,406.54 : x
  2. Step 2: Convert to fraction form
    49,553.16/68,378.73 = 29,406.54/x
  3. Step 3: Cross multiply
    49,553.16x = 68,378.73 × 29,406.54
  4. Step 4: Simplify right side
    49,553.16x = 2,010,781,858.89
  5. Step 5: Solve for x
    x = 2,010,781,858.89/49,553.16
  6. Step 6: Final answer
    x = 40,578.28

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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.