Home / 48,940.56-73,435.14-19,379.61

Finding the Fourth Proportional to 48,940.56, 73,435.14 and 19,379.61

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Solution

The fourth proportional to 48,940.56, 73,435.14 and 19,379.61 is: 29,079.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,940.56 : 73,435.14 = 19,379.61 : x
  2. Step 2: Convert to fraction form
    48,940.56/73,435.14 = 19,379.61/x
  3. Step 3: Cross multiply
    48,940.56x = 73,435.14 × 19,379.61
  4. Step 4: Simplify right side
    48,940.56x = 1,423,144,373.50
  5. Step 5: Solve for x
    x = 1,423,144,373.50/48,940.56
  6. Step 6: Final answer
    x = 29,079.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.