Home / 84,731.88-116,881.44-52,845.44

Finding the Fourth Proportional to 84,731.88, 116,881.44 and 52,845.44

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Solution

The fourth proportional to 84,731.88, 116,881.44 and 52,845.44 is: 72,896.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,731.88 : 116,881.44 = 52,845.44 : x
  2. Step 2: Convert to fraction form
    84,731.88/116,881.44 = 52,845.44/x
  3. Step 3: Cross multiply
    84,731.88x = 116,881.44 × 52,845.44
  4. Step 4: Simplify right side
    84,731.88x = 6,176,651,124.63
  5. Step 5: Solve for x
    x = 6,176,651,124.63/84,731.88
  6. Step 6: Final answer
    x = 72,896.42

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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.