Home / 53,447.39-80,148.54-16,012.79

Finding the Fourth Proportional to 53,447.39, 80,148.54 and 16,012.79

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Solution

The fourth proportional to 53,447.39, 80,148.54 and 16,012.79 is: 24,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,447.39 : 80,148.54 = 16,012.79 : x
  2. Step 2: Convert to fraction form
    53,447.39/80,148.54 = 16,012.79/x
  3. Step 3: Cross multiply
    53,447.39x = 80,148.54 × 16,012.79
  4. Step 4: Simplify right side
    53,447.39x = 1,283,401,609.62
  5. Step 5: Solve for x
    x = 1,283,401,609.62/53,447.39
  6. Step 6: Final answer
    x = 24,012.43

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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.