Home / 156,796.73-235,152.90-68,029.37

Finding the Fourth Proportional to 156,796.73, 235,152.90 and 68,029.37

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Solution

The fourth proportional to 156,796.73, 235,152.90 and 68,029.37 is: 102,025.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,796.73 : 235,152.90 = 68,029.37 : x
  2. Step 2: Convert to fraction form
    156,796.73/235,152.90 = 68,029.37/x
  3. Step 3: Cross multiply
    156,796.73x = 235,152.90 × 68,029.37
  4. Step 4: Simplify right side
    156,796.73x = 15,997,303,640.67
  5. Step 5: Solve for x
    x = 15,997,303,640.67/156,796.73
  6. Step 6: Final answer
    x = 102,025.75

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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.