Home / 108,226.15-162,324-37,147.62

Finding the Fourth Proportional to 108,226.15, 162,324 and 37,147.62

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Solution

The fourth proportional to 108,226.15, 162,324 and 37,147.62 is: 55,716.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,226.15 : 162,324 = 37,147.62 : x
  2. Step 2: Convert to fraction form
    108,226.15/162,324 = 37,147.62/x
  3. Step 3: Cross multiply
    108,226.15x = 162,324 × 37,147.62
  4. Step 4: Simplify right side
    108,226.15x = 6,029,949,457.26
  5. Step 5: Solve for x
    x = 6,029,949,457.26/108,226.15
  6. Step 6: Final answer
    x = 55,716.20

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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.