Home / 82,209.52-123,240.24-29,582

Finding the Fourth Proportional to 82,209.52, 123,240.24 and 29,582

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Solution

The fourth proportional to 82,209.52, 123,240.24 and 29,582 is: 44,346.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,209.52 : 123,240.24 = 29,582 : x
  2. Step 2: Convert to fraction form
    82,209.52/123,240.24 = 29,582/x
  3. Step 3: Cross multiply
    82,209.52x = 123,240.24 × 29,582
  4. Step 4: Simplify right side
    82,209.52x = 3,645,692,779.68
  5. Step 5: Solve for x
    x = 3,645,692,779.68/82,209.52
  6. Step 6: Final answer
    x = 44,346.36

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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.