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Finding the Fourth Proportional to 37,767.40, 56,672.97 and 15,576.64

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Solution

The fourth proportional to 37,767.40, 56,672.97 and 15,576.64 is: 23,373.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,767.40 : 56,672.97 = 15,576.64 : x
  2. Step 2: Convert to fraction form
    37,767.40/56,672.97 = 15,576.64/x
  3. Step 3: Cross multiply
    37,767.40x = 56,672.97 × 15,576.64
  4. Step 4: Simplify right side
    37,767.40x = 882,774,451.42
  5. Step 5: Solve for x
    x = 882,774,451.42/37,767.40
  6. Step 6: Final answer
    x = 23,373.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.