Home / 35,161.43-48,519.83-20,053.81

Finding the Fourth Proportional to 35,161.43, 48,519.83 and 20,053.81

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Solution

The fourth proportional to 35,161.43, 48,519.83 and 20,053.81 is: 27,672.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,161.43 : 48,519.83 = 20,053.81 : x
  2. Step 2: Convert to fraction form
    35,161.43/48,519.83 = 20,053.81/x
  3. Step 3: Cross multiply
    35,161.43x = 48,519.83 × 20,053.81
  4. Step 4: Simplify right side
    35,161.43x = 973,007,380.89
  5. Step 5: Solve for x
    x = 973,007,380.89/35,161.43
  6. Step 6: Final answer
    x = 27,672.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.