Home / 51,782.20-71,406.30-36,670.84

Finding the Fourth Proportional to 51,782.20, 71,406.30 and 36,670.84

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Solution

The fourth proportional to 51,782.20, 71,406.30 and 36,670.84 is: 50,568.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,782.20 : 71,406.30 = 36,670.84 : x
  2. Step 2: Convert to fraction form
    51,782.20/71,406.30 = 36,670.84/x
  3. Step 3: Cross multiply
    51,782.20x = 71,406.30 × 36,670.84
  4. Step 4: Simplify right side
    51,782.20x = 2,618,529,002.29
  5. Step 5: Solve for x
    x = 2,618,529,002.29/51,782.20
  6. Step 6: Final answer
    x = 50,568.13

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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.