Home / 53,161.06-79,791-26,884.66

Finding the Fourth Proportional to 53,161.06, 79,791 and 26,884.66

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Solution

The fourth proportional to 53,161.06, 79,791 and 26,884.66 is: 40,351.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,161.06 : 79,791 = 26,884.66 : x
  2. Step 2: Convert to fraction form
    53,161.06/79,791 = 26,884.66/x
  3. Step 3: Cross multiply
    53,161.06x = 79,791 × 26,884.66
  4. Step 4: Simplify right side
    53,161.06x = 2,145,153,906.06
  5. Step 5: Solve for x
    x = 2,145,153,906.06/53,161.06
  6. Step 6: Final answer
    x = 40,351.98

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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.