Home / 50,403.24-75,552.12-18,800.60

Finding the Fourth Proportional to 50,403.24, 75,552.12 and 18,800.60

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Solution

The fourth proportional to 50,403.24, 75,552.12 and 18,800.60 is: 28,181.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,403.24 : 75,552.12 = 18,800.60 : x
  2. Step 2: Convert to fraction form
    50,403.24/75,552.12 = 18,800.60/x
  3. Step 3: Cross multiply
    50,403.24x = 75,552.12 × 18,800.60
  4. Step 4: Simplify right side
    50,403.24x = 1,420,424,809.51
  5. Step 5: Solve for x
    x = 1,420,424,809.51/50,403.24
  6. Step 6: Final answer
    x = 28,181.22

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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.