Home / 51,013.43-76,520.04-13,573.50

Finding the Fourth Proportional to 51,013.43, 76,520.04 and 13,573.50

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Solution

The fourth proportional to 51,013.43, 76,520.04 and 13,573.50 is: 20,360.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,013.43 : 76,520.04 = 13,573.50 : x
  2. Step 2: Convert to fraction form
    51,013.43/76,520.04 = 13,573.50/x
  3. Step 3: Cross multiply
    51,013.43x = 76,520.04 × 13,573.50
  4. Step 4: Simplify right side
    51,013.43x = 1,038,644,716.65
  5. Step 5: Solve for x
    x = 1,038,644,716.65/51,013.43
  6. Step 6: Final answer
    x = 20,360.22

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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.