Home / 49,900.38-68,860.81-29,746.87

Finding the Fourth Proportional to 49,900.38, 68,860.81 and 29,746.87

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Solution

The fourth proportional to 49,900.38, 68,860.81 and 29,746.87 is: 41,049.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,900.38 : 68,860.81 = 29,746.87 : x
  2. Step 2: Convert to fraction form
    49,900.38/68,860.81 = 29,746.87/x
  3. Step 3: Cross multiply
    49,900.38x = 68,860.81 × 29,746.87
  4. Step 4: Simplify right side
    49,900.38x = 2,048,393,563.16
  5. Step 5: Solve for x
    x = 2,048,393,563.16/49,900.38
  6. Step 6: Final answer
    x = 41,049.66

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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.