Home / 109,583.83-164,383.11-38,497.83

Finding the Fourth Proportional to 109,583.83, 164,383.11 and 38,497.83

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Solution

The fourth proportional to 109,583.83, 164,383.11 and 38,497.83 is: 57,749.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,583.83 : 164,383.11 = 38,497.83 : x
  2. Step 2: Convert to fraction form
    109,583.83/164,383.11 = 38,497.83/x
  3. Step 3: Cross multiply
    109,583.83x = 164,383.11 × 38,497.83
  4. Step 4: Simplify right side
    109,583.83x = 6,328,393,023.65
  5. Step 5: Solve for x
    x = 6,328,393,023.65/109,583.83
  6. Step 6: Final answer
    x = 57,749.33

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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.