Home / 108,183.30-162,165.60-49,061.40

Finding the Fourth Proportional to 108,183.30, 162,165.60 and 49,061.40

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Solution

The fourth proportional to 108,183.30, 162,165.60 and 49,061.40 is: 73,542.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,183.30 : 162,165.60 = 49,061.40 : x
  2. Step 2: Convert to fraction form
    108,183.30/162,165.60 = 49,061.40/x
  3. Step 3: Cross multiply
    108,183.30x = 162,165.60 × 49,061.40
  4. Step 4: Simplify right side
    108,183.30x = 7,956,071,367.84
  5. Step 5: Solve for x
    x = 7,956,071,367.84/108,183.30
  6. Step 6: Final answer
    x = 73,542.51

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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.