Home / 84,893.27-117,153.41-53,080.61

Finding the Fourth Proportional to 84,893.27, 117,153.41 and 53,080.61

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Solution

The fourth proportional to 84,893.27, 117,153.41 and 53,080.61 is: 73,251.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,893.27 : 117,153.41 = 53,080.61 : x
  2. Step 2: Convert to fraction form
    84,893.27/117,153.41 = 53,080.61/x
  3. Step 3: Cross multiply
    84,893.27x = 117,153.41 × 53,080.61
  4. Step 4: Simplify right side
    84,893.27x = 6,218,575,161.39
  5. Step 5: Solve for x
    x = 6,218,575,161.39/84,893.27
  6. Step 6: Final answer
    x = 73,251.68

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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.