Home / 156,841.34-235,129.73-68,027.96

Finding the Fourth Proportional to 156,841.34, 235,129.73 and 68,027.96

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Solution

The fourth proportional to 156,841.34, 235,129.73 and 68,027.96 is: 101,984.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,841.34 : 235,129.73 = 68,027.96 : x
  2. Step 2: Convert to fraction form
    156,841.34/235,129.73 = 68,027.96/x
  3. Step 3: Cross multiply
    156,841.34x = 235,129.73 × 68,027.96
  4. Step 4: Simplify right side
    156,841.34x = 15,995,396,114.94
  5. Step 5: Solve for x
    x = 15,995,396,114.94/156,841.34
  6. Step 6: Final answer
    x = 101,984.57

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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.