Home / 66,701.37-100,052.25-27,258.49

Finding the Fourth Proportional to 66,701.37, 100,052.25 and 27,258.49

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Solution

The fourth proportional to 66,701.37, 100,052.25 and 27,258.49 is: 40,887.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,701.37 : 100,052.25 = 27,258.49 : x
  2. Step 2: Convert to fraction form
    66,701.37/100,052.25 = 27,258.49/x
  3. Step 3: Cross multiply
    66,701.37x = 100,052.25 × 27,258.49
  4. Step 4: Simplify right side
    66,701.37x = 2,727,273,278.95
  5. Step 5: Solve for x
    x = 2,727,273,278.95/66,701.37
  6. Step 6: Final answer
    x = 40,887.81

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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.