Home / 156,879.18-235,318.77-63,450.54

Finding the Fourth Proportional to 156,879.18, 235,318.77 and 63,450.54

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Solution

The fourth proportional to 156,879.18, 235,318.77 and 63,450.54 is: 95,175.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,879.18 : 235,318.77 = 63,450.54 : x
  2. Step 2: Convert to fraction form
    156,879.18/235,318.77 = 63,450.54/x
  3. Step 3: Cross multiply
    156,879.18x = 235,318.77 × 63,450.54
  4. Step 4: Simplify right side
    156,879.18x = 14,931,103,028.64
  5. Step 5: Solve for x
    x = 14,931,103,028.64/156,879.18
  6. Step 6: Final answer
    x = 95,175.81

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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.