Home / 106,553.52-159,788.43-39,957.35

Finding the Fourth Proportional to 106,553.52, 159,788.43 and 39,957.35

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Solution

The fourth proportional to 106,553.52, 159,788.43 and 39,957.35 is: 59,920.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,553.52 : 159,788.43 = 39,957.35 : x
  2. Step 2: Convert to fraction form
    106,553.52/159,788.43 = 39,957.35/x
  3. Step 3: Cross multiply
    106,553.52x = 159,788.43 × 39,957.35
  4. Step 4: Simplify right side
    106,553.52x = 6,384,721,424.52
  5. Step 5: Solve for x
    x = 6,384,721,424.52/106,553.52
  6. Step 6: Final answer
    x = 59,920.32

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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.