Home / 49,819.72-68,716.02-29,660.98

Finding the Fourth Proportional to 49,819.72, 68,716.02 and 29,660.98

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Solution

The fourth proportional to 49,819.72, 68,716.02 and 29,660.98 is: 40,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,819.72 : 68,716.02 = 29,660.98 : x
  2. Step 2: Convert to fraction form
    49,819.72/68,716.02 = 29,660.98/x
  3. Step 3: Cross multiply
    49,819.72x = 68,716.02 × 29,660.98
  4. Step 4: Simplify right side
    49,819.72x = 2,038,184,494.90
  5. Step 5: Solve for x
    x = 2,038,184,494.90/49,819.72
  6. Step 6: Final answer
    x = 40,911.20

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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.