Home / 49,701.48-68,530.58-39,622.04

Finding the Fourth Proportional to 49,701.48, 68,530.58 and 39,622.04

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Solution

The fourth proportional to 49,701.48, 68,530.58 and 39,622.04 is: 54,632.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,701.48 : 68,530.58 = 39,622.04 : x
  2. Step 2: Convert to fraction form
    49,701.48/68,530.58 = 39,622.04/x
  3. Step 3: Cross multiply
    49,701.48x = 68,530.58 × 39,622.04
  4. Step 4: Simplify right side
    49,701.48x = 2,715,321,381.98
  5. Step 5: Solve for x
    x = 2,715,321,381.98/49,701.48
  6. Step 6: Final answer
    x = 54,632.61

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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.