Home / 116,553.24-160,868.94-74,103.48

Finding the Fourth Proportional to 116,553.24, 160,868.94 and 74,103.48

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Solution

The fourth proportional to 116,553.24, 160,868.94 and 74,103.48 is: 102,279.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,553.24 : 160,868.94 = 74,103.48 : x
  2. Step 2: Convert to fraction form
    116,553.24/160,868.94 = 74,103.48/x
  3. Step 3: Cross multiply
    116,553.24x = 160,868.94 × 74,103.48
  4. Step 4: Simplify right side
    116,553.24x = 11,920,948,277.91
  5. Step 5: Solve for x
    x = 11,920,948,277.91/116,553.24
  6. Step 6: Final answer
    x = 102,279.00

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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.