Home / 108,545.79-162,621.86-106,183.83

Finding the Fourth Proportional to 108,545.79, 162,621.86 and 106,183.83

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Solution

The fourth proportional to 108,545.79, 162,621.86 and 106,183.83 is: 159,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,545.79 : 162,621.86 = 106,183.83 : x
  2. Step 2: Convert to fraction form
    108,545.79/162,621.86 = 106,183.83/x
  3. Step 3: Cross multiply
    108,545.79x = 162,621.86 × 106,183.83
  4. Step 4: Simplify right side
    108,545.79x = 17,267,811,936.52
  5. Step 5: Solve for x
    x = 17,267,811,936.52/108,545.79
  6. Step 6: Final answer
    x = 159,083.20

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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.