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Finding the Fourth Proportional to 29,040.60, 43,496.10 and 23,856.60

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Solution

The fourth proportional to 29,040.60, 43,496.10 and 23,856.60 is: 35,731.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,040.60 : 43,496.10 = 23,856.60 : x
  2. Step 2: Convert to fraction form
    29,040.60/43,496.10 = 23,856.60/x
  3. Step 3: Cross multiply
    29,040.60x = 43,496.10 × 23,856.60
  4. Step 4: Simplify right side
    29,040.60x = 1,037,669,059.26
  5. Step 5: Solve for x
    x = 1,037,669,059.26/29,040.60
  6. Step 6: Final answer
    x = 35,731.67

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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.