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Finding the Fourth Proportional to 36,600.40, 54,857.40 and 32,885.20

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Solution

The fourth proportional to 36,600.40, 54,857.40 and 32,885.20 is: 49,288.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,600.40 : 54,857.40 = 32,885.20 : x
  2. Step 2: Convert to fraction form
    36,600.40/54,857.40 = 32,885.20/x
  3. Step 3: Cross multiply
    36,600.40x = 54,857.40 × 32,885.20
  4. Step 4: Simplify right side
    36,600.40x = 1,803,996,570.48
  5. Step 5: Solve for x
    x = 1,803,996,570.48/36,600.40
  6. Step 6: Final answer
    x = 49,288.99

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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.