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Finding the Fourth Proportional to 39,761.52, 59,619.24 and 16,361.52

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Solution

The fourth proportional to 39,761.52, 59,619.24 and 16,361.52 is: 24,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,761.52 : 59,619.24 = 16,361.52 : x
  2. Step 2: Convert to fraction form
    39,761.52/59,619.24 = 16,361.52/x
  3. Step 3: Cross multiply
    39,761.52x = 59,619.24 × 16,361.52
  4. Step 4: Simplify right side
    39,761.52x = 975,461,387.64
  5. Step 5: Solve for x
    x = 975,461,387.64/39,761.52
  6. Step 6: Final answer
    x = 24,532.80

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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.