Home / 237,001.87-327,063.75-129,571.90

Finding the Fourth Proportional to 237,001.87, 327,063.75 and 129,571.90

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Solution

The fourth proportional to 237,001.87, 327,063.75 and 129,571.90 is: 178,809.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,001.87 : 327,063.75 = 129,571.90 : x
  2. Step 2: Convert to fraction form
    237,001.87/327,063.75 = 129,571.90/x
  3. Step 3: Cross multiply
    237,001.87x = 327,063.75 × 129,571.90
  4. Step 4: Simplify right side
    237,001.87x = 42,378,271,508.63
  5. Step 5: Solve for x
    x = 42,378,271,508.63/237,001.87
  6. Step 6: Final answer
    x = 178,809.86

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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.