Home / 103,604.89-155,454.51-50,268.08

Finding the Fourth Proportional to 103,604.89, 155,454.51 and 50,268.08

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Solution

The fourth proportional to 103,604.89, 155,454.51 and 50,268.08 is: 75,425.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,604.89 : 155,454.51 = 50,268.08 : x
  2. Step 2: Convert to fraction form
    103,604.89/155,454.51 = 50,268.08/x
  3. Step 3: Cross multiply
    103,604.89x = 155,454.51 × 50,268.08
  4. Step 4: Simplify right side
    103,604.89x = 7,814,399,745.04
  5. Step 5: Solve for x
    x = 7,814,399,745.04/103,604.89
  6. Step 6: Final answer
    x = 75,425.01

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1.5x scale

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.