Home / 82,520.33-123,787.08-26,368.43

Finding the Fourth Proportional to 82,520.33, 123,787.08 and 26,368.43

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Solution

The fourth proportional to 82,520.33, 123,787.08 and 26,368.43 is: 39,554.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,520.33 : 123,787.08 = 26,368.43 : x
  2. Step 2: Convert to fraction form
    82,520.33/123,787.08 = 26,368.43/x
  3. Step 3: Cross multiply
    82,520.33x = 123,787.08 × 26,368.43
  4. Step 4: Simplify right side
    82,520.33x = 3,264,070,334.95
  5. Step 5: Solve for x
    x = 3,264,070,334.95/82,520.33
  6. Step 6: Final answer
    x = 39,554.74

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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.