Home / 300,010.24-450,015.80-122,517.25

Finding the Fourth Proportional to 300,010.24, 450,015.80 and 122,517.25

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Solution

The fourth proportional to 300,010.24, 450,015.80 and 122,517.25 is: 183,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,010.24 : 450,015.80 = 122,517.25 : x
  2. Step 2: Convert to fraction form
    300,010.24/450,015.80 = 122,517.25/x
  3. Step 3: Cross multiply
    300,010.24x = 450,015.80 × 122,517.25
  4. Step 4: Simplify right side
    300,010.24x = 55,134,698,272.55
  5. Step 5: Solve for x
    x = 55,134,698,272.55/300,010.24
  6. Step 6: Final answer
    x = 183,776.05

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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.