Home / 175,203.07-262,865.60-55,278.54

Finding the Fourth Proportional to 175,203.07, 262,865.60 and 55,278.54

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Solution

The fourth proportional to 175,203.07, 262,865.60 and 55,278.54 is: 82,937.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,203.07 : 262,865.60 = 55,278.54 : x
  2. Step 2: Convert to fraction form
    175,203.07/262,865.60 = 55,278.54/x
  3. Step 3: Cross multiply
    175,203.07x = 262,865.60 × 55,278.54
  4. Step 4: Simplify right side
    175,203.07x = 14,530,826,515.13
  5. Step 5: Solve for x
    x = 14,530,826,515.13/175,203.07
  6. Step 6: Final answer
    x = 82,937.05

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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.