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Finding the Fourth Proportional to 62,455.50, 86,230.22 and 36,970.02

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Solution

The fourth proportional to 62,455.50, 86,230.22 and 36,970.02 is: 51,043.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,455.50 : 86,230.22 = 36,970.02 : x
  2. Step 2: Convert to fraction form
    62,455.50/86,230.22 = 36,970.02/x
  3. Step 3: Cross multiply
    62,455.50x = 86,230.22 × 36,970.02
  4. Step 4: Simplify right side
    62,455.50x = 3,187,932,773.15
  5. Step 5: Solve for x
    x = 3,187,932,773.15/62,455.50
  6. Step 6: Final answer
    x = 51,043.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.