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Finding the Fourth Proportional to 113,358.56, 170,059.70 and 63,494.96

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Solution

The fourth proportional to 113,358.56, 170,059.70 and 63,494.96 is: 95,254.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,358.56 : 170,059.70 = 63,494.96 : x
  2. Step 2: Convert to fraction form
    113,358.56/170,059.70 = 63,494.96/x
  3. Step 3: Cross multiply
    113,358.56x = 170,059.70 × 63,494.96
  4. Step 4: Simplify right side
    113,358.56x = 10,797,933,157.55
  5. Step 5: Solve for x
    x = 10,797,933,157.55/113,358.56
  6. Step 6: Final answer
    x = 95,254.68

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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.