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Finding the Fourth Proportional to 79,750.56, 119,643.36 and 23,586.30

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Solution

The fourth proportional to 79,750.56, 119,643.36 and 23,586.30 is: 35,384.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,750.56 : 119,643.36 = 23,586.30 : x
  2. Step 2: Convert to fraction form
    79,750.56/119,643.36 = 23,586.30/x
  3. Step 3: Cross multiply
    79,750.56x = 119,643.36 × 23,586.30
  4. Step 4: Simplify right side
    79,750.56x = 2,821,943,687.07
  5. Step 5: Solve for x
    x = 2,821,943,687.07/79,750.56
  6. Step 6: Final answer
    x = 35,384.62

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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.