Home / 54,763.74-82,080-32,529.24

Finding the Fourth Proportional to 54,763.74, 82,080 and 32,529.24

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Solution

The fourth proportional to 54,763.74, 82,080 and 32,529.24 is: 48,754.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,763.74 : 82,080 = 32,529.24 : x
  2. Step 2: Convert to fraction form
    54,763.74/82,080 = 32,529.24/x
  3. Step 3: Cross multiply
    54,763.74x = 82,080 × 32,529.24
  4. Step 4: Simplify right side
    54,763.74x = 2,670,000,019.20
  5. Step 5: Solve for x
    x = 2,670,000,019.20/54,763.74
  6. Step 6: Final answer
    x = 48,754.89

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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.