Home / 103,944.26-155,791.83-40,724.93

Finding the Fourth Proportional to 103,944.26, 155,791.83 and 40,724.93

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Solution

The fourth proportional to 103,944.26, 155,791.83 and 40,724.93 is: 61,038.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,944.26 : 155,791.83 = 40,724.93 : x
  2. Step 2: Convert to fraction form
    103,944.26/155,791.83 = 40,724.93/x
  3. Step 3: Cross multiply
    103,944.26x = 155,791.83 × 40,724.93
  4. Step 4: Simplify right side
    103,944.26x = 6,344,610,592.36
  5. Step 5: Solve for x
    x = 6,344,610,592.36/103,944.26
  6. Step 6: Final answer
    x = 61,038.59

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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.