Home / 53,446.88-80,161.10-15,996.90

Finding the Fourth Proportional to 53,446.88, 80,161.10 and 15,996.90

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Solution

The fourth proportional to 53,446.88, 80,161.10 and 15,996.90 is: 23,992.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,446.88 : 80,161.10 = 15,996.90 : x
  2. Step 2: Convert to fraction form
    53,446.88/80,161.10 = 15,996.90/x
  3. Step 3: Cross multiply
    53,446.88x = 80,161.10 × 15,996.90
  4. Step 4: Simplify right side
    53,446.88x = 1,282,329,020.61
  5. Step 5: Solve for x
    x = 1,282,329,020.61/53,446.88
  6. Step 6: Final answer
    x = 23,992.59

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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.