Home / 273,410.10-409,823.55-104,865.30

Finding the Fourth Proportional to 273,410.10, 409,823.55 and 104,865.30

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Solution

The fourth proportional to 273,410.10, 409,823.55 and 104,865.30 is: 157,186.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,410.10 : 409,823.55 = 104,865.30 : x
  2. Step 2: Convert to fraction form
    273,410.10/409,823.55 = 104,865.30/x
  3. Step 3: Cross multiply
    273,410.10x = 409,823.55 × 104,865.30
  4. Step 4: Simplify right side
    273,410.10x = 42,976,269,517.82
  5. Step 5: Solve for x
    x = 42,976,269,517.82/273,410.10
  6. Step 6: Final answer
    x = 157,186.11

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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.