Home / 84,080.01-126,135-27,923.52

Finding the Fourth Proportional to 84,080.01, 126,135 and 27,923.52

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Solution

The fourth proportional to 84,080.01, 126,135 and 27,923.52 is: 41,890.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,080.01 : 126,135 = 27,923.52 : x
  2. Step 2: Convert to fraction form
    84,080.01/126,135 = 27,923.52/x
  3. Step 3: Cross multiply
    84,080.01x = 126,135 × 27,923.52
  4. Step 4: Simplify right side
    84,080.01x = 3,522,133,195.20
  5. Step 5: Solve for x
    x = 3,522,133,195.20/84,080.01
  6. Step 6: Final answer
    x = 41,890.26

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1.5x scale

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.