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Finding the Fourth Proportional to 50,544, 75,812.88 and 15,480.96

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Solution

The fourth proportional to 50,544, 75,812.88 and 15,480.96 is: 23,220.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,544 : 75,812.88 = 15,480.96 : x
  2. Step 2: Convert to fraction form
    50,544/75,812.88 = 15,480.96/x
  3. Step 3: Cross multiply
    50,544x = 75,812.88 × 15,480.96
  4. Step 4: Simplify right side
    50,544x = 1,173,656,162.76
  5. Step 5: Solve for x
    x = 1,173,656,162.76/50,544
  6. Step 6: Final answer
    x = 23,220.48

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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.