Home / 103,268.26-154,903.92-40,092.04

Finding the Fourth Proportional to 103,268.26, 154,903.92 and 40,092.04

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Solution

The fourth proportional to 103,268.26, 154,903.92 and 40,092.04 is: 60,138.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,268.26 : 154,903.92 = 40,092.04 : x
  2. Step 2: Convert to fraction form
    103,268.26/154,903.92 = 40,092.04/x
  3. Step 3: Cross multiply
    103,268.26x = 154,903.92 × 40,092.04
  4. Step 4: Simplify right side
    103,268.26x = 6,210,414,156.80
  5. Step 5: Solve for x
    x = 6,210,414,156.80/103,268.26
  6. Step 6: Final answer
    x = 60,138.65

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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.