Home / 83,541.90-125,338.82-27,382.50

Finding the Fourth Proportional to 83,541.90, 125,338.82 and 27,382.50

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Solution

The fourth proportional to 83,541.90, 125,338.82 and 27,382.50 is: 41,082.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,541.90 : 125,338.82 = 27,382.50 : x
  2. Step 2: Convert to fraction form
    83,541.90/125,338.82 = 27,382.50/x
  3. Step 3: Cross multiply
    83,541.90x = 125,338.82 × 27,382.50
  4. Step 4: Simplify right side
    83,541.90x = 3,432,090,238.65
  5. Step 5: Solve for x
    x = 3,432,090,238.65/83,541.90
  6. Step 6: Final answer
    x = 41,082.26

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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.