Home / 103,690.06-155,557.77-33,568.36

Finding the Fourth Proportional to 103,690.06, 155,557.77 and 33,568.36

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Solution

The fourth proportional to 103,690.06, 155,557.77 and 33,568.36 is: 50,359.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,690.06 : 155,557.77 = 33,568.36 : x
  2. Step 2: Convert to fraction form
    103,690.06/155,557.77 = 33,568.36/x
  3. Step 3: Cross multiply
    103,690.06x = 155,557.77 × 33,568.36
  4. Step 4: Simplify right side
    103,690.06x = 5,221,819,224.16
  5. Step 5: Solve for x
    x = 5,221,819,224.16/103,690.06
  6. Step 6: Final answer
    x = 50,359.88

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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.