Home / 49,920.88-68,895.79-29,777.76

Finding the Fourth Proportional to 49,920.88, 68,895.79 and 29,777.76

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Solution

The fourth proportional to 49,920.88, 68,895.79 and 29,777.76 is: 41,096.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,920.88 : 68,895.79 = 29,777.76 : x
  2. Step 2: Convert to fraction form
    49,920.88/68,895.79 = 29,777.76/x
  3. Step 3: Cross multiply
    49,920.88x = 68,895.79 × 29,777.76
  4. Step 4: Simplify right side
    49,920.88x = 2,051,562,195.90
  5. Step 5: Solve for x
    x = 2,051,562,195.90/49,920.88
  6. Step 6: Final answer
    x = 41,096.28

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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.