Home / 51,002.75-70,388.24-29,788.85

Finding the Fourth Proportional to 51,002.75, 70,388.24 and 29,788.85

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Solution

The fourth proportional to 51,002.75, 70,388.24 and 29,788.85 is: 41,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,002.75 : 70,388.24 = 29,788.85 : x
  2. Step 2: Convert to fraction form
    51,002.75/70,388.24 = 29,788.85/x
  3. Step 3: Cross multiply
    51,002.75x = 70,388.24 × 29,788.85
  4. Step 4: Simplify right side
    51,002.75x = 2,096,784,222.24
  5. Step 5: Solve for x
    x = 2,096,784,222.24/51,002.75
  6. Step 6: Final answer
    x = 41,111.20

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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.