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Finding the Fourth Proportional to 36,729.67, 50,686.95 and 19,962.67

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Solution

The fourth proportional to 36,729.67, 50,686.95 and 19,962.67 is: 27,548.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,729.67 : 50,686.95 = 19,962.67 : x
  2. Step 2: Convert to fraction form
    36,729.67/50,686.95 = 19,962.67/x
  3. Step 3: Cross multiply
    36,729.67x = 50,686.95 × 19,962.67
  4. Step 4: Simplify right side
    36,729.67x = 1,011,846,856.16
  5. Step 5: Solve for x
    x = 1,011,846,856.16/36,729.67
  6. Step 6: Final answer
    x = 27,548.49

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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.