Home / 105,905.63-158,924.09-61,553.27

Finding the Fourth Proportional to 105,905.63, 158,924.09 and 61,553.27

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Solution

The fourth proportional to 105,905.63, 158,924.09 and 61,553.27 is: 92,368.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,905.63 : 158,924.09 = 61,553.27 : x
  2. Step 2: Convert to fraction form
    105,905.63/158,924.09 = 61,553.27/x
  3. Step 3: Cross multiply
    105,905.63x = 158,924.09 × 61,553.27
  4. Step 4: Simplify right side
    105,905.63x = 9,782,296,780.54
  5. Step 5: Solve for x
    x = 9,782,296,780.54/105,905.63
  6. Step 6: Final answer
    x = 92,368.06

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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.