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Finding the Fourth Proportional to 52,884.07, 79,333.53 and 15,446.89

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Solution

The fourth proportional to 52,884.07, 79,333.53 and 15,446.89 is: 23,172.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,884.07 : 79,333.53 = 15,446.89 : x
  2. Step 2: Convert to fraction form
    52,884.07/79,333.53 = 15,446.89/x
  3. Step 3: Cross multiply
    52,884.07x = 79,333.53 × 15,446.89
  4. Step 4: Simplify right side
    52,884.07x = 1,225,456,311.22
  5. Step 5: Solve for x
    x = 1,225,456,311.22/52,884.07
  6. Step 6: Final answer
    x = 23,172.50

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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.