Home / 156,376.26-215,793.99-92,676.24

Finding the Fourth Proportional to 156,376.26, 215,793.99 and 92,676.24

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Solution

The fourth proportional to 156,376.26, 215,793.99 and 92,676.24 is: 127,890.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,376.26 : 215,793.99 = 92,676.24 : x
  2. Step 2: Convert to fraction form
    156,376.26/215,793.99 = 92,676.24/x
  3. Step 3: Cross multiply
    156,376.26x = 215,793.99 × 92,676.24
  4. Step 4: Simplify right side
    156,376.26x = 19,998,975,607.80
  5. Step 5: Solve for x
    x = 19,998,975,607.80/156,376.26
  6. Step 6: Final answer
    x = 127,890.10

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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.