Home / 82,027.50-123,053.13-25,848.60

Finding the Fourth Proportional to 82,027.50, 123,053.13 and 25,848.60

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Solution

The fourth proportional to 82,027.50, 123,053.13 and 25,848.60 is: 38,776.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,027.50 : 123,053.13 = 25,848.60 : x
  2. Step 2: Convert to fraction form
    82,027.50/123,053.13 = 25,848.60/x
  3. Step 3: Cross multiply
    82,027.50x = 123,053.13 × 25,848.60
  4. Step 4: Simplify right side
    82,027.50x = 3,180,751,136.12
  5. Step 5: Solve for x
    x = 3,180,751,136.12/82,027.50
  6. Step 6: Final answer
    x = 38,776.64

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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.