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Finding the Fourth Proportional to 113,169.10, 156,150.03 and 67,835.02

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Solution

The fourth proportional to 113,169.10, 156,150.03 and 67,835.02 is: 93,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,169.10 : 156,150.03 = 67,835.02 : x
  2. Step 2: Convert to fraction form
    113,169.10/156,150.03 = 67,835.02/x
  3. Step 3: Cross multiply
    113,169.10x = 156,150.03 × 67,835.02
  4. Step 4: Simplify right side
    113,169.10x = 10,592,440,408.05
  5. Step 5: Solve for x
    x = 10,592,440,408.05/113,169.10
  6. Step 6: Final answer
    x = 93,598.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.