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Finding the Fourth Proportional to 45,690.01, 63,063.63 and 36,579.80

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Solution

The fourth proportional to 45,690.01, 63,063.63 and 36,579.80 is: 50,489.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,690.01 : 63,063.63 = 36,579.80 : x
  2. Step 2: Convert to fraction form
    45,690.01/63,063.63 = 36,579.80/x
  3. Step 3: Cross multiply
    45,690.01x = 63,063.63 × 36,579.80
  4. Step 4: Simplify right side
    45,690.01x = 2,306,855,130.33
  5. Step 5: Solve for x
    x = 2,306,855,130.33/45,690.01
  6. Step 6: Final answer
    x = 50,489.27

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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.