Home / 82,573.44-123,762.72-35,727.36

Finding the Fourth Proportional to 82,573.44, 123,762.72 and 35,727.36

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Solution

The fourth proportional to 82,573.44, 123,762.72 and 35,727.36 is: 53,548.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,573.44 : 123,762.72 = 35,727.36 : x
  2. Step 2: Convert to fraction form
    82,573.44/123,762.72 = 35,727.36/x
  3. Step 3: Cross multiply
    82,573.44x = 123,762.72 × 35,727.36
  4. Step 4: Simplify right side
    82,573.44x = 4,421,715,252.02
  5. Step 5: Solve for x
    x = 4,421,715,252.02/82,573.44
  6. Step 6: Final answer
    x = 53,548.88

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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.