Home / 216,949.10-325,423.65-92,273.90

Finding the Fourth Proportional to 216,949.10, 325,423.65 and 92,273.90

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Solution

The fourth proportional to 216,949.10, 325,423.65 and 92,273.90 is: 138,410.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,949.10 : 325,423.65 = 92,273.90 : x
  2. Step 2: Convert to fraction form
    216,949.10/325,423.65 = 92,273.90/x
  3. Step 3: Cross multiply
    216,949.10x = 325,423.65 × 92,273.90
  4. Step 4: Simplify right side
    216,949.10x = 30,028,109,337.74
  5. Step 5: Solve for x
    x = 30,028,109,337.74/216,949.10
  6. Step 6: Final answer
    x = 138,410.85

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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.