Home / 323,749.92-485,765.08-173,815.24

Finding the Fourth Proportional to 323,749.92, 485,765.08 and 173,815.24

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Solution

The fourth proportional to 323,749.92, 485,765.08 and 173,815.24 is: 260,798.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,749.92 : 485,765.08 = 173,815.24 : x
  2. Step 2: Convert to fraction form
    323,749.92/485,765.08 = 173,815.24/x
  3. Step 3: Cross multiply
    323,749.92x = 485,765.08 × 173,815.24
  4. Step 4: Simplify right side
    323,749.92x = 84,433,373,963.82
  5. Step 5: Solve for x
    x = 84,433,373,963.82/323,749.92
  6. Step 6: Final answer
    x = 260,798.13

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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.