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Finding the Fourth Proportional to 65,299.56, 97,817.50 and 43,057.96

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Solution

The fourth proportional to 65,299.56, 97,817.50 and 43,057.96 is: 64,500.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,299.56 : 97,817.50 = 43,057.96 : x
  2. Step 2: Convert to fraction form
    65,299.56/97,817.50 = 43,057.96/x
  3. Step 3: Cross multiply
    65,299.56x = 97,817.50 × 43,057.96
  4. Step 4: Simplify right side
    65,299.56x = 4,211,822,002.30
  5. Step 5: Solve for x
    x = 4,211,822,002.30/65,299.56
  6. Step 6: Final answer
    x = 64,500.01

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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.