Home / 103,954.56-155,923.20-41,628.48

Finding the Fourth Proportional to 103,954.56, 155,923.20 and 41,628.48

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Solution

The fourth proportional to 103,954.56, 155,923.20 and 41,628.48 is: 62,439.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,954.56 : 155,923.20 = 41,628.48 : x
  2. Step 2: Convert to fraction form
    103,954.56/155,923.20 = 41,628.48/x
  3. Step 3: Cross multiply
    103,954.56x = 155,923.20 × 41,628.48
  4. Step 4: Simplify right side
    103,954.56x = 6,490,845,812.74
  5. Step 5: Solve for x
    x = 6,490,845,812.74/103,954.56
  6. Step 6: Final answer
    x = 62,439.26

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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.