Home / 90,816.38-125,324.66-52,577.54

Finding the Fourth Proportional to 90,816.38, 125,324.66 and 52,577.54

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Solution

The fourth proportional to 90,816.38, 125,324.66 and 52,577.54 is: 72,555.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,816.38 : 125,324.66 = 52,577.54 : x
  2. Step 2: Convert to fraction form
    90,816.38/125,324.66 = 52,577.54/x
  3. Step 3: Cross multiply
    90,816.38x = 125,324.66 × 52,577.54
  4. Step 4: Simplify right side
    90,816.38x = 6,589,262,324.14
  5. Step 5: Solve for x
    x = 6,589,262,324.14/90,816.38
  6. Step 6: Final answer
    x = 72,555.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.