Home / 48,466.96-66,839.28-31,453.01

Finding the Fourth Proportional to 48,466.96, 66,839.28 and 31,453.01

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Solution

The fourth proportional to 48,466.96, 66,839.28 and 31,453.01 is: 43,375.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,466.96 : 66,839.28 = 31,453.01 : x
  2. Step 2: Convert to fraction form
    48,466.96/66,839.28 = 31,453.01/x
  3. Step 3: Cross multiply
    48,466.96x = 66,839.28 × 31,453.01
  4. Step 4: Simplify right side
    48,466.96x = 2,102,296,340.73
  5. Step 5: Solve for x
    x = 2,102,296,340.73/48,466.96
  6. Step 6: Final answer
    x = 43,375.87

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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.