Home / 132,917.15-183,321.99-85,174.94

Finding the Fourth Proportional to 132,917.15, 183,321.99 and 85,174.94

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Solution

The fourth proportional to 132,917.15, 183,321.99 and 85,174.94 is: 117,474.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,917.15 : 183,321.99 = 85,174.94 : x
  2. Step 2: Convert to fraction form
    132,917.15/183,321.99 = 85,174.94/x
  3. Step 3: Cross multiply
    132,917.15x = 183,321.99 × 85,174.94
  4. Step 4: Simplify right side
    132,917.15x = 15,614,438,582.32
  5. Step 5: Solve for x
    x = 15,614,438,582.32/132,917.15
  6. Step 6: Final answer
    x = 117,474.98

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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.