Home / 27,500.52-41,247.06-7,780.62

Finding the Fourth Proportional to 27,500.52, 41,247.06 and 7,780.62

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Solution

The fourth proportional to 27,500.52, 41,247.06 and 7,780.62 is: 11,669.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,500.52 : 41,247.06 = 7,780.62 : x
  2. Step 2: Convert to fraction form
    27,500.52/41,247.06 = 7,780.62/x
  3. Step 3: Cross multiply
    27,500.52x = 41,247.06 × 7,780.62
  4. Step 4: Simplify right side
    27,500.52x = 320,927,699.98
  5. Step 5: Solve for x
    x = 320,927,699.98/27,500.52
  6. Step 6: Final answer
    x = 11,669.88

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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.