Home / 36,648.36-54,758.12-27,120.06

Finding the Fourth Proportional to 36,648.36, 54,758.12 and 27,120.06

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Solution

The fourth proportional to 36,648.36, 54,758.12 and 27,120.06 is: 40,521.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,648.36 : 54,758.12 = 27,120.06 : x
  2. Step 2: Convert to fraction form
    36,648.36/54,758.12 = 27,120.06/x
  3. Step 3: Cross multiply
    36,648.36x = 54,758.12 × 27,120.06
  4. Step 4: Simplify right side
    36,648.36x = 1,485,043,364.29
  5. Step 5: Solve for x
    x = 1,485,043,364.29/36,648.36
  6. Step 6: Final answer
    x = 40,521.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.