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Finding the Fourth Proportional to 48,614.34, 72,914.88 and 19,052.84

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Solution

The fourth proportional to 48,614.34, 72,914.88 and 19,052.84 is: 28,576.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,614.34 : 72,914.88 = 19,052.84 : x
  2. Step 2: Convert to fraction form
    48,614.34/72,914.88 = 19,052.84/x
  3. Step 3: Cross multiply
    48,614.34x = 72,914.88 × 19,052.84
  4. Step 4: Simplify right side
    48,614.34x = 1,389,235,542.26
  5. Step 5: Solve for x
    x = 1,389,235,542.26/48,614.34
  6. Step 6: Final answer
    x = 28,576.66

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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.