Home / 34,201.12-47,197.74-20,054.20

Finding the Fourth Proportional to 34,201.12, 47,197.74 and 20,054.20

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Solution

The fourth proportional to 34,201.12, 47,197.74 and 20,054.20 is: 27,674.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,201.12 : 47,197.74 = 20,054.20 : x
  2. Step 2: Convert to fraction form
    34,201.12/47,197.74 = 20,054.20/x
  3. Step 3: Cross multiply
    34,201.12x = 47,197.74 × 20,054.20
  4. Step 4: Simplify right side
    34,201.12x = 946,512,917.51
  5. Step 5: Solve for x
    x = 946,512,917.51/34,201.12
  6. Step 6: Final answer
    x = 27,674.91

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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.