Home / 53,536.72-80,306.38-17,998.56

Finding the Fourth Proportional to 53,536.72, 80,306.38 and 17,998.56

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Solution

The fourth proportional to 53,536.72, 80,306.38 and 17,998.56 is: 26,998.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,536.72 : 80,306.38 = 17,998.56 : x
  2. Step 2: Convert to fraction form
    53,536.72/80,306.38 = 17,998.56/x
  3. Step 3: Cross multiply
    53,536.72x = 80,306.38 × 17,998.56
  4. Step 4: Simplify right side
    53,536.72x = 1,445,399,198.81
  5. Step 5: Solve for x
    x = 1,445,399,198.81/53,536.72
  6. Step 6: Final answer
    x = 26,998.28

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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.