Home / 50,213.10-75,356.04-40,470

Finding the Fourth Proportional to 50,213.10, 75,356.04 and 40,470

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Solution

The fourth proportional to 50,213.10, 75,356.04 and 40,470 is: 60,734.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,213.10 : 75,356.04 = 40,470 : x
  2. Step 2: Convert to fraction form
    50,213.10/75,356.04 = 40,470/x
  3. Step 3: Cross multiply
    50,213.10x = 75,356.04 × 40,470
  4. Step 4: Simplify right side
    50,213.10x = 3,049,658,938.80
  5. Step 5: Solve for x
    x = 3,049,658,938.80/50,213.10
  6. Step 6: Final answer
    x = 60,734.33

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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.