Home / 49,870.48-68,811.84-29,729.23

Finding the Fourth Proportional to 49,870.48, 68,811.84 and 29,729.23

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Solution

The fourth proportional to 49,870.48, 68,811.84 and 29,729.23 is: 41,020.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,870.48 : 68,811.84 = 29,729.23 : x
  2. Step 2: Convert to fraction form
    49,870.48/68,811.84 = 29,729.23/x
  3. Step 3: Cross multiply
    49,870.48x = 68,811.84 × 29,729.23
  4. Step 4: Simplify right side
    49,870.48x = 2,045,723,178.16
  5. Step 5: Solve for x
    x = 2,045,723,178.16/49,870.48
  6. Step 6: Final answer
    x = 41,020.73

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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.