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Finding the Fourth Proportional to 62,361.84, 93,393.42 and 45,449.52

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Solution

The fourth proportional to 62,361.84, 93,393.42 and 45,449.52 is: 68,065.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,361.84 : 93,393.42 = 45,449.52 : x
  2. Step 2: Convert to fraction form
    62,361.84/93,393.42 = 45,449.52/x
  3. Step 3: Cross multiply
    62,361.84x = 93,393.42 × 45,449.52
  4. Step 4: Simplify right side
    62,361.84x = 4,244,686,110.16
  5. Step 5: Solve for x
    x = 4,244,686,110.16/62,361.84
  6. Step 6: Final answer
    x = 68,065.44

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Why These Related Problems?

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