Home / 238,501.25-329,151.92-162,189.64

Finding the Fourth Proportional to 238,501.25, 329,151.92 and 162,189.64

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Solution

The fourth proportional to 238,501.25, 329,151.92 and 162,189.64 is: 223,835.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,501.25 : 329,151.92 = 162,189.64 : x
  2. Step 2: Convert to fraction form
    238,501.25/329,151.92 = 162,189.64/x
  3. Step 3: Cross multiply
    238,501.25x = 329,151.92 × 162,189.64
  4. Step 4: Simplify right side
    238,501.25x = 53,385,031,410.11
  5. Step 5: Solve for x
    x = 53,385,031,410.11/238,501.25
  6. Step 6: Final answer
    x = 223,835.44

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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.