Home / 82,276.16-123,418.85-23,107.23

Finding the Fourth Proportional to 82,276.16, 123,418.85 and 23,107.23

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Solution

The fourth proportional to 82,276.16, 123,418.85 and 23,107.23 is: 34,662.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,276.16 : 123,418.85 = 23,107.23 : x
  2. Step 2: Convert to fraction form
    82,276.16/123,418.85 = 23,107.23/x
  3. Step 3: Cross multiply
    82,276.16x = 123,418.85 × 23,107.23
  4. Step 4: Simplify right side
    82,276.16x = 2,851,867,637.75
  5. Step 5: Solve for x
    x = 2,851,867,637.75/82,276.16
  6. Step 6: Final answer
    x = 34,662.14

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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.