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Finding the Fourth Proportional to 62,153.76, 93,152.80 and 48,954

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Solution

The fourth proportional to 62,153.76, 93,152.80 and 48,954 is: 73,369.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,153.76 : 93,152.80 = 48,954 : x
  2. Step 2: Convert to fraction form
    62,153.76/93,152.80 = 48,954/x
  3. Step 3: Cross multiply
    62,153.76x = 93,152.80 × 48,954
  4. Step 4: Simplify right side
    62,153.76x = 4,560,202,171.20
  5. Step 5: Solve for x
    x = 4,560,202,171.20/62,153.76
  6. Step 6: Final answer
    x = 73,369.69

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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.