Home / 82,600.40-123,895.58-29,295.02

Finding the Fourth Proportional to 82,600.40, 123,895.58 and 29,295.02

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Solution

The fourth proportional to 82,600.40, 123,895.58 and 29,295.02 is: 43,940.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,600.40 : 123,895.58 = 29,295.02 : x
  2. Step 2: Convert to fraction form
    82,600.40/123,895.58 = 29,295.02/x
  3. Step 3: Cross multiply
    82,600.40x = 123,895.58 × 29,295.02
  4. Step 4: Simplify right side
    82,600.40x = 3,629,522,728.06
  5. Step 5: Solve for x
    x = 3,629,522,728.06/82,600.40
  6. Step 6: Final answer
    x = 43,940.74

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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.