Home / 161,640.21-242,474.92-61,801.27

Finding the Fourth Proportional to 161,640.21, 242,474.92 and 61,801.27

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Solution

The fourth proportional to 161,640.21, 242,474.92 and 61,801.27 is: 92,707.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,640.21 : 242,474.92 = 61,801.27 : x
  2. Step 2: Convert to fraction form
    161,640.21/242,474.92 = 61,801.27/x
  3. Step 3: Cross multiply
    161,640.21x = 242,474.92 × 61,801.27
  4. Step 4: Simplify right side
    161,640.21x = 14,985,257,528.15
  5. Step 5: Solve for x
    x = 14,985,257,528.15/161,640.21
  6. Step 6: Final answer
    x = 92,707.49

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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.