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Finding the Fourth Proportional to 36,614.95, 50,529.48 and 20,700.34

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Solution

The fourth proportional to 36,614.95, 50,529.48 and 20,700.34 is: 28,566.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,614.95 : 50,529.48 = 20,700.34 : x
  2. Step 2: Convert to fraction form
    36,614.95/50,529.48 = 20,700.34/x
  3. Step 3: Cross multiply
    36,614.95x = 50,529.48 × 20,700.34
  4. Step 4: Simplify right side
    36,614.95x = 1,045,977,416.02
  5. Step 5: Solve for x
    x = 1,045,977,416.02/36,614.95
  6. Step 6: Final answer
    x = 28,566.95

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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.