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Finding the Fourth Proportional to 62,755.58, 94,147.44 and 21,201.50

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Solution

The fourth proportional to 62,755.58, 94,147.44 and 21,201.50 is: 31,807.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,755.58 : 94,147.44 = 21,201.50 : x
  2. Step 2: Convert to fraction form
    62,755.58/94,147.44 = 21,201.50/x
  3. Step 3: Cross multiply
    62,755.58x = 94,147.44 × 21,201.50
  4. Step 4: Simplify right side
    62,755.58x = 1,996,066,949.16
  5. Step 5: Solve for x
    x = 1,996,066,949.16/62,755.58
  6. Step 6: Final answer
    x = 31,807.00

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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.