Home / 82,004.25-123,006.39-26,600.25

Finding the Fourth Proportional to 82,004.25, 123,006.39 and 26,600.25

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Solution

The fourth proportional to 82,004.25, 123,006.39 and 26,600.25 is: 39,900.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,004.25 : 123,006.39 = 26,600.25 : x
  2. Step 2: Convert to fraction form
    82,004.25/123,006.39 = 26,600.25/x
  3. Step 3: Cross multiply
    82,004.25x = 123,006.39 × 26,600.25
  4. Step 4: Simplify right side
    82,004.25x = 3,272,000,725.60
  5. Step 5: Solve for x
    x = 3,272,000,725.60/82,004.25
  6. Step 6: Final answer
    x = 39,900.38

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1.5x scale

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.