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Finding the Fourth Proportional to 52,975.52, 79,462.74 and 16,039.52

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Solution

The fourth proportional to 52,975.52, 79,462.74 and 16,039.52 is: 24,059.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,975.52 : 79,462.74 = 16,039.52 : x
  2. Step 2: Convert to fraction form
    52,975.52/79,462.74 = 16,039.52/x
  3. Step 3: Cross multiply
    52,975.52x = 79,462.74 × 16,039.52
  4. Step 4: Simplify right side
    52,975.52x = 1,274,544,207.48
  5. Step 5: Solve for x
    x = 1,274,544,207.48/52,975.52
  6. Step 6: Final answer
    x = 24,059.12

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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.