Home / 156,820.56-235,230.48-68,062.56

Finding the Fourth Proportional to 156,820.56, 235,230.48 and 68,062.56

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Solution

The fourth proportional to 156,820.56, 235,230.48 and 68,062.56 is: 102,093.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,820.56 : 235,230.48 = 68,062.56 : x
  2. Step 2: Convert to fraction form
    156,820.56/235,230.48 = 68,062.56/x
  3. Step 3: Cross multiply
    156,820.56x = 235,230.48 × 68,062.56
  4. Step 4: Simplify right side
    156,820.56x = 16,010,388,658.83
  5. Step 5: Solve for x
    x = 16,010,388,658.83/156,820.56
  6. Step 6: Final answer
    x = 102,093.68

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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.