Home / 117,033.24-175,554.18-54,687

Finding the Fourth Proportional to 117,033.24, 175,554.18 and 54,687

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Solution

The fourth proportional to 117,033.24, 175,554.18 and 54,687 is: 82,032.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,033.24 : 175,554.18 = 54,687 : x
  2. Step 2: Convert to fraction form
    117,033.24/175,554.18 = 54,687/x
  3. Step 3: Cross multiply
    117,033.24x = 175,554.18 × 54,687
  4. Step 4: Simplify right side
    117,033.24x = 9,600,531,441.66
  5. Step 5: Solve for x
    x = 9,600,531,441.66/117,033.24
  6. Step 6: Final answer
    x = 82,032.52

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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.