Home / 103,679.38-155,535.54-37,101.16

Finding the Fourth Proportional to 103,679.38, 155,535.54 and 37,101.16

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Solution

The fourth proportional to 103,679.38, 155,535.54 and 37,101.16 is: 55,657.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,679.38 : 155,535.54 = 37,101.16 : x
  2. Step 2: Convert to fraction form
    103,679.38/155,535.54 = 37,101.16/x
  3. Step 3: Cross multiply
    103,679.38x = 155,535.54 × 37,101.16
  4. Step 4: Simplify right side
    103,679.38x = 5,770,548,955.23
  5. Step 5: Solve for x
    x = 5,770,548,955.23/103,679.38
  6. Step 6: Final answer
    x = 55,657.63

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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.