Home / 108,620.85-162,942.54-29,735.07

Finding the Fourth Proportional to 108,620.85, 162,942.54 and 29,735.07

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Solution

The fourth proportional to 108,620.85, 162,942.54 and 29,735.07 is: 44,605.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,620.85 : 162,942.54 = 29,735.07 : x
  2. Step 2: Convert to fraction form
    108,620.85/162,942.54 = 29,735.07/x
  3. Step 3: Cross multiply
    108,620.85x = 162,942.54 × 29,735.07
  4. Step 4: Simplify right side
    108,620.85x = 4,845,107,832.88
  5. Step 5: Solve for x
    x = 4,845,107,832.88/108,620.85
  6. Step 6: Final answer
    x = 44,605.69

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1.5x scale

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.