Home / 51,195.71-70,650.42-28,536.16

Finding the Fourth Proportional to 51,195.71, 70,650.42 and 28,536.16

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Solution

The fourth proportional to 51,195.71, 70,650.42 and 28,536.16 is: 39,380.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,195.71 : 70,650.42 = 28,536.16 : x
  2. Step 2: Convert to fraction form
    51,195.71/70,650.42 = 28,536.16/x
  3. Step 3: Cross multiply
    51,195.71x = 70,650.42 × 28,536.16
  4. Step 4: Simplify right side
    51,195.71x = 2,016,091,512.56
  5. Step 5: Solve for x
    x = 2,016,091,512.56/51,195.71
  6. Step 6: Final answer
    x = 39,380.09

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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.