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Finding the Fourth Proportional to 77,833.59, 116,697.06 and 27,912.62

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Solution

The fourth proportional to 77,833.59, 116,697.06 and 27,912.62 is: 41,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,833.59 : 116,697.06 = 27,912.62 : x
  2. Step 2: Convert to fraction form
    77,833.59/116,697.06 = 27,912.62/x
  3. Step 3: Cross multiply
    77,833.59x = 116,697.06 × 27,912.62
  4. Step 4: Simplify right side
    77,833.59x = 3,257,320,107.41
  5. Step 5: Solve for x
    x = 3,257,320,107.41/77,833.59
  6. Step 6: Final answer
    x = 41,849.80

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1.5x scale

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.