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Finding the Fourth Proportional to 66,466.24, 91,742.39 and 37,801.36

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Solution

The fourth proportional to 66,466.24, 91,742.39 and 37,801.36 is: 52,176.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,466.24 : 91,742.39 = 37,801.36 : x
  2. Step 2: Convert to fraction form
    66,466.24/91,742.39 = 37,801.36/x
  3. Step 3: Cross multiply
    66,466.24x = 91,742.39 × 37,801.36
  4. Step 4: Simplify right side
    66,466.24x = 3,467,987,111.65
  5. Step 5: Solve for x
    x = 3,467,987,111.65/66,466.24
  6. Step 6: Final answer
    x = 52,176.67

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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.