Home / 82,000.60-123,008.10-25,087.36

Finding the Fourth Proportional to 82,000.60, 123,008.10 and 25,087.36

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Solution

The fourth proportional to 82,000.60, 123,008.10 and 25,087.36 is: 37,633.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,000.60 : 123,008.10 = 25,087.36 : x
  2. Step 2: Convert to fraction form
    82,000.60/123,008.10 = 25,087.36/x
  3. Step 3: Cross multiply
    82,000.60x = 123,008.10 × 25,087.36
  4. Step 4: Simplify right side
    82,000.60x = 3,085,948,487.62
  5. Step 5: Solve for x
    x = 3,085,948,487.62/82,000.60
  6. Step 6: Final answer
    x = 37,633.24

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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.