Home / 108,621.90-162,944.08-29,736.10

Finding the Fourth Proportional to 108,621.90, 162,944.08 and 29,736.10

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Solution

The fourth proportional to 108,621.90, 162,944.08 and 29,736.10 is: 44,607.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,621.90 : 162,944.08 = 29,736.10 : x
  2. Step 2: Convert to fraction form
    108,621.90/162,944.08 = 29,736.10/x
  3. Step 3: Cross multiply
    108,621.90x = 162,944.08 × 29,736.10
  4. Step 4: Simplify right side
    108,621.90x = 4,845,320,642.57
  5. Step 5: Solve for x
    x = 4,845,320,642.57/108,621.90
  6. Step 6: Final answer
    x = 44,607.22

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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.