Home / 103,629.05-155,443.58-37,065.14

Finding the Fourth Proportional to 103,629.05, 155,443.58 and 37,065.14

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Solution

The fourth proportional to 103,629.05, 155,443.58 and 37,065.14 is: 55,597.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,629.05 : 155,443.58 = 37,065.14 : x
  2. Step 2: Convert to fraction form
    103,629.05/155,443.58 = 37,065.14/x
  3. Step 3: Cross multiply
    103,629.05x = 155,443.58 × 37,065.14
  4. Step 4: Simplify right side
    103,629.05x = 5,761,537,092.26
  5. Step 5: Solve for x
    x = 5,761,537,092.26/103,629.05
  6. Step 6: Final answer
    x = 55,597.71

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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.