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Finding the Fourth Proportional to 37,391.42, 51,599.34 and 20,624.42

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Solution

The fourth proportional to 37,391.42, 51,599.34 and 20,624.42 is: 28,461.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,391.42 : 51,599.34 = 20,624.42 : x
  2. Step 2: Convert to fraction form
    37,391.42/51,599.34 = 20,624.42/x
  3. Step 3: Cross multiply
    37,391.42x = 51,599.34 × 20,624.42
  4. Step 4: Simplify right side
    37,391.42x = 1,064,206,459.88
  5. Step 5: Solve for x
    x = 1,064,206,459.88/37,391.42
  6. Step 6: Final answer
    x = 28,461.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.