Home / 108,621.85-162,944.04-29,736.07

Finding the Fourth Proportional to 108,621.85, 162,944.04 and 29,736.07

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Solution

The fourth proportional to 108,621.85, 162,944.04 and 29,736.07 is: 44,607.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,621.85 : 162,944.04 = 29,736.07 : x
  2. Step 2: Convert to fraction form
    108,621.85/162,944.04 = 29,736.07/x
  3. Step 3: Cross multiply
    108,621.85x = 162,944.04 × 29,736.07
  4. Step 4: Simplify right side
    108,621.85x = 4,845,315,379.52
  5. Step 5: Solve for x
    x = 4,845,315,379.52/108,621.85
  6. Step 6: Final answer
    x = 44,607.19

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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.