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Finding the Fourth Proportional to 23,930.70, 35,895.02 and 6,400.53

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Solution

The fourth proportional to 23,930.70, 35,895.02 and 6,400.53 is: 9,600.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,930.70 : 35,895.02 = 6,400.53 : x
  2. Step 2: Convert to fraction form
    23,930.70/35,895.02 = 6,400.53/x
  3. Step 3: Cross multiply
    23,930.70x = 35,895.02 × 6,400.53
  4. Step 4: Simplify right side
    23,930.70x = 229,747,120.36
  5. Step 5: Solve for x
    x = 229,747,120.36/23,930.70
  6. Step 6: Final answer
    x = 9,600.52

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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.