Home / 49,965.78-68,953.62-29,818.75

Finding the Fourth Proportional to 49,965.78, 68,953.62 and 29,818.75

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Solution

The fourth proportional to 49,965.78, 68,953.62 and 29,818.75 is: 41,150.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,965.78 : 68,953.62 = 29,818.75 : x
  2. Step 2: Convert to fraction form
    49,965.78/68,953.62 = 29,818.75/x
  3. Step 3: Cross multiply
    49,965.78x = 68,953.62 × 29,818.75
  4. Step 4: Simplify right side
    49,965.78x = 2,056,110,583.99
  5. Step 5: Solve for x
    x = 2,056,110,583.99/49,965.78
  6. Step 6: Final answer
    x = 41,150.38

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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.