Home / 114,835.92-172,102.68-61,521.72

Finding the Fourth Proportional to 114,835.92, 172,102.68 and 61,521.72

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Solution

The fourth proportional to 114,835.92, 172,102.68 and 61,521.72 is: 92,201.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,835.92 : 172,102.68 = 61,521.72 : x
  2. Step 2: Convert to fraction form
    114,835.92/172,102.68 = 61,521.72/x
  3. Step 3: Cross multiply
    114,835.92x = 172,102.68 × 61,521.72
  4. Step 4: Simplify right side
    114,835.92x = 10,588,052,890.21
  5. Step 5: Solve for x
    x = 10,588,052,890.21/114,835.92
  6. Step 6: Final answer
    x = 92,201.58

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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.